diff --git a/pom.xml b/pom.xml
index a0dcba8a..0e0b14ac 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,7 +14,7 @@
 
     <groupId>org.springframework.cloud</groupId>
     <artifactId>spring-cloud-alibaba</artifactId>
-    <version>2.1.0.BUILD-SNAPSHOT</version>
+    <version>0.9.0.BUILD-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>Spring Cloud Alibaba</name>
 
diff --git a/spring-cloud-alibaba-coverage/pom.xml b/spring-cloud-alibaba-coverage/pom.xml
index f21e056c..3e74920f 100644
--- a/spring-cloud-alibaba-coverage/pom.xml
+++ b/spring-cloud-alibaba-coverage/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
@@ -13,7 +13,7 @@
     <name>Spring Cloud Alibaba Coverage</name>
 
     <properties>
-        <spring.cloud.alibaba.version>2.1.0.BUILD-SNAPSHOT</spring.cloud.alibaba.version>
+        <spring.cloud.alibaba.version>0.9.0.BUILD-SNAPSHOT</spring.cloud.alibaba.version>
     </properties>
     <dependencies>
         <dependency>
diff --git a/spring-cloud-alibaba-dependencies/pom.xml b/spring-cloud-alibaba-dependencies/pom.xml
index 55e36d04..effbc517 100644
--- a/spring-cloud-alibaba-dependencies/pom.xml
+++ b/spring-cloud-alibaba-dependencies/pom.xml
@@ -11,7 +11,7 @@
     </parent>
 
     <artifactId>spring-cloud-alibaba-dependencies</artifactId>
-    <version>2.1.0.BUILD-SNAPSHOT</version>
+    <version>0.9.0.BUILD-SNAPSHOT</version>
     <packaging>pom</packaging>
     <name>Spring Cloud Alibaba Dependencies</name>
     <description>Spring Cloud Alibaba Dependencies</description>
diff --git a/spring-cloud-alibaba-docs/pom.xml b/spring-cloud-alibaba-docs/pom.xml
index f9fc64be..09ae5328 100644
--- a/spring-cloud-alibaba-docs/pom.xml
+++ b/spring-cloud-alibaba-docs/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-dubbo/pom.xml b/spring-cloud-alibaba-dubbo/pom.xml
index 2813fbd6..96cbabce 100644
--- a/spring-cloud-alibaba-dubbo/pom.xml
+++ b/spring-cloud-alibaba-dubbo/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/acm-example/acm-local-example/pom.xml b/spring-cloud-alibaba-examples/acm-example/acm-local-example/pom.xml
index 2e26e38f..64ad44f5 100644
--- a/spring-cloud-alibaba-examples/acm-example/acm-local-example/pom.xml
+++ b/spring-cloud-alibaba-examples/acm-example/acm-local-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/ans-example/ans-consumer-feign-example/pom.xml b/spring-cloud-alibaba-examples/ans-example/ans-consumer-feign-example/pom.xml
index 52116dec..1f748a46 100644
--- a/spring-cloud-alibaba-examples/ans-example/ans-consumer-feign-example/pom.xml
+++ b/spring-cloud-alibaba-examples/ans-example/ans-consumer-feign-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/ans-example/ans-consumer-ribbon-example/pom.xml b/spring-cloud-alibaba-examples/ans-example/ans-consumer-ribbon-example/pom.xml
index d9e4d62b..c8d19a6d 100644
--- a/spring-cloud-alibaba-examples/ans-example/ans-consumer-ribbon-example/pom.xml
+++ b/spring-cloud-alibaba-examples/ans-example/ans-consumer-ribbon-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/ans-example/ans-provider-example/pom.xml b/spring-cloud-alibaba-examples/ans-example/ans-provider-example/pom.xml
index 8c3f15d9..f3f3603d 100644
--- a/spring-cloud-alibaba-examples/ans-example/ans-provider-example/pom.xml
+++ b/spring-cloud-alibaba-examples/ans-example/ans-provider-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-config-example/pom.xml b/spring-cloud-alibaba-examples/nacos-example/nacos-config-example/pom.xml
index 3ea982a9..056100b1 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-config-example/pom.xml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-config-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-consumer-example/pom.xml b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-consumer-example/pom.xml
index b0d02875..3461727b 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-consumer-example/pom.xml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-consumer-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>nacos-discovery-example</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-provider-example/pom.xml b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-provider-example/pom.xml
index a9691b66..984fda67 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-provider-example/pom.xml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/nacos-discovery-provider-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>nacos-discovery-example</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/pom.xml b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/pom.xml
index 813485c8..95de6355 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/pom.xml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-discovery-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-discovery-example/pom.xml b/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-discovery-example/pom.xml
index 2d4f87e5..180bb45b 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-discovery-example/pom.xml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-discovery-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>nacos-gateway-example</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-provider-example/pom.xml b/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-provider-example/pom.xml
index 9387bf4f..bb3318ab 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-provider-example/pom.xml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/nacos-gateway-provider-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>nacos-gateway-example</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/pom.xml b/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/pom.xml
index 147e3fc7..4d848f67 100644
--- a/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/pom.xml
+++ b/spring-cloud-alibaba-examples/nacos-example/nacos-gateway-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/oss-example/pom.xml b/spring-cloud-alibaba-examples/oss-example/pom.xml
index 731e2a86..0e82da18 100644
--- a/spring-cloud-alibaba-examples/oss-example/pom.xml
+++ b/spring-cloud-alibaba-examples/oss-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-examples/pom.xml b/spring-cloud-alibaba-examples/pom.xml
index 11a8cb3f..2ba618a9 100644
--- a/spring-cloud-alibaba-examples/pom.xml
+++ b/spring-cloud-alibaba-examples/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-consume-example/pom.xml b/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-consume-example/pom.xml
index d18bbc4b..0e8a9ffb 100644
--- a/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-consume-example/pom.xml
+++ b/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-consume-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-produce-example/pom.xml b/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-produce-example/pom.xml
index f8e8f0b4..df3c49f1 100644
--- a/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-produce-example/pom.xml
+++ b/spring-cloud-alibaba-examples/rocketmq-example/rocketmq-produce-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/schedulerx-example/schedulerx-simple-task-example/pom.xml b/spring-cloud-alibaba-examples/schedulerx-example/schedulerx-simple-task-example/pom.xml
index c5f553e7..a944dd79 100644
--- a/spring-cloud-alibaba-examples/schedulerx-example/schedulerx-simple-task-example/pom.xml
+++ b/spring-cloud-alibaba-examples/schedulerx-example/schedulerx-simple-task-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/seata-example/account-service/pom.xml b/spring-cloud-alibaba-examples/seata-example/account-service/pom.xml
index 574895ce..85d7aa64 100644
--- a/spring-cloud-alibaba-examples/seata-example/account-service/pom.xml
+++ b/spring-cloud-alibaba-examples/seata-example/account-service/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/seata-example/business-service/pom.xml b/spring-cloud-alibaba-examples/seata-example/business-service/pom.xml
index f396fdf9..33a5dc9b 100644
--- a/spring-cloud-alibaba-examples/seata-example/business-service/pom.xml
+++ b/spring-cloud-alibaba-examples/seata-example/business-service/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/seata-example/order-service/pom.xml b/spring-cloud-alibaba-examples/seata-example/order-service/pom.xml
index 53b94a65..79ff60b6 100644
--- a/spring-cloud-alibaba-examples/seata-example/order-service/pom.xml
+++ b/spring-cloud-alibaba-examples/seata-example/order-service/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/seata-example/storage-service/pom.xml b/spring-cloud-alibaba-examples/seata-example/storage-service/pom.xml
index f5f7ad45..86dfa60b 100644
--- a/spring-cloud-alibaba-examples/seata-example/storage-service/pom.xml
+++ b/spring-cloud-alibaba-examples/seata-example/storage-service/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/pom.xml b/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/pom.xml
index 257e4df0..6422c8b5 100644
--- a/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/pom.xml
+++ b/spring-cloud-alibaba-examples/sentinel-example/sentinel-core-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-api/pom.xml b/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-api/pom.xml
index 37d609d3..bf9e6933 100644
--- a/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-api/pom.xml
+++ b/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-api/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-consumer-example/pom.xml b/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-consumer-example/pom.xml
index a587640d..a43528d5 100644
--- a/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-consumer-example/pom.xml
+++ b/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-consumer-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-provider-example/pom.xml b/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-provider-example/pom.xml
index 8cce2fdf..26a60ae2 100644
--- a/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-provider-example/pom.xml
+++ b/spring-cloud-alibaba-examples/sentinel-example/sentinel-dubbo-example/sentinel-dubbo-provider-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/sms-example/pom.xml b/spring-cloud-alibaba-examples/sms-example/pom.xml
index ceee4d43..93180f44 100644
--- a/spring-cloud-alibaba-examples/sms-example/pom.xml
+++ b/spring-cloud-alibaba-examples/sms-example/pom.xml
@@ -10,7 +10,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/pom.xml b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/pom.xml
index e4d358d5..ca91432f 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/pom.xml
+++ b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-consumer-sample/pom.xml b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-consumer-sample/pom.xml
index fe0b1e8e..f6060826 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-consumer-sample/pom.xml
+++ b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-consumer-sample/pom.xml
@@ -5,7 +5,7 @@
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         <relativePath>../pom.xml</relativePath>
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diff --git a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-sample/pom.xml b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-sample/pom.xml
index 58911dc7..5ec6269e 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-sample/pom.xml
+++ b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-sample/pom.xml
@@ -5,7 +5,7 @@
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diff --git a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-web-sample/pom.xml b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-web-sample/pom.xml
index f8f65e79..b0851df4 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-web-sample/pom.xml
+++ b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-provider-web-sample/pom.xml
@@ -5,7 +5,7 @@
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         <relativePath>../pom.xml</relativePath>
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diff --git a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-sample-api/pom.xml b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-sample-api/pom.xml
index 557764b1..741e31fd 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-sample-api/pom.xml
+++ b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-sample-api/pom.xml
@@ -5,7 +5,7 @@
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         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-servlet-gateway-sample/pom.xml b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-servlet-gateway-sample/pom.xml
index e9424abb..5f801263 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-servlet-gateway-sample/pom.xml
+++ b/spring-cloud-alibaba-examples/spring-cloud-alibaba-dubbo-examples/spring-cloud-dubbo-servlet-gateway-sample/pom.xml
@@ -5,7 +5,7 @@
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         <artifactId>spring-cloud-alibaba-dubbo-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-examples/spring-cloud-bus-rocketmq-example/pom.xml b/spring-cloud-alibaba-examples/spring-cloud-bus-rocketmq-example/pom.xml
index 61734e34..f86d49ed 100644
--- a/spring-cloud-alibaba-examples/spring-cloud-bus-rocketmq-example/pom.xml
+++ b/spring-cloud-alibaba-examples/spring-cloud-bus-rocketmq-example/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <artifactId>spring-cloud-alibaba-examples</artifactId>
         <groupId>org.springframework.cloud</groupId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-nacos-config-server/pom.xml b/spring-cloud-alibaba-nacos-config-server/pom.xml
index 4149e454..200bc732 100644
--- a/spring-cloud-alibaba-nacos-config-server/pom.xml
+++ b/spring-cloud-alibaba-nacos-config-server/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
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         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-alibaba-nacos-config/pom.xml b/spring-cloud-alibaba-nacos-config/pom.xml
index a762cd62..6adb17bb 100644
--- a/spring-cloud-alibaba-nacos-config/pom.xml
+++ b/spring-cloud-alibaba-nacos-config/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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         <artifactId>spring-cloud-alibaba</artifactId>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-nacos-discovery/pom.xml b/spring-cloud-alibaba-nacos-discovery/pom.xml
index a4fb6013..0a14961e 100644
--- a/spring-cloud-alibaba-nacos-discovery/pom.xml
+++ b/spring-cloud-alibaba-nacos-discovery/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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         <artifactId>spring-cloud-alibaba</artifactId>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-seata/pom.xml b/spring-cloud-alibaba-seata/pom.xml
index 72002cca..d03ed3f4 100644
--- a/spring-cloud-alibaba-seata/pom.xml
+++ b/spring-cloud-alibaba-seata/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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         <artifactId>spring-cloud-alibaba</artifactId>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-sentinel-datasource/pom.xml b/spring-cloud-alibaba-sentinel-datasource/pom.xml
index 651c2139..3fe1a39c 100644
--- a/spring-cloud-alibaba-sentinel-datasource/pom.xml
+++ b/spring-cloud-alibaba-sentinel-datasource/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-sentinel-zuul/pom.xml b/spring-cloud-alibaba-sentinel-zuul/pom.xml
index 45af3e93..92335ffd 100644
--- a/spring-cloud-alibaba-sentinel-zuul/pom.xml
+++ b/spring-cloud-alibaba-sentinel-zuul/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-sentinel/pom.xml b/spring-cloud-alibaba-sentinel/pom.xml
index f52c6241..0da6f548 100644
--- a/spring-cloud-alibaba-sentinel/pom.xml
+++ b/spring-cloud-alibaba-sentinel/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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         <artifactId>spring-cloud-alibaba</artifactId>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-test/core-support/pom.xml b/spring-cloud-alibaba-test/core-support/pom.xml
index dee77e7a..b62f617c 100644
--- a/spring-cloud-alibaba-test/core-support/pom.xml
+++ b/spring-cloud-alibaba-test/core-support/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-test/pom.xml b/spring-cloud-alibaba-test/pom.xml
index 1af4e62d..f6e015e4 100644
--- a/spring-cloud-alibaba-test/pom.xml
+++ b/spring-cloud-alibaba-test/pom.xml
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alibaba-test/sentinel-test-support/pom.xml b/spring-cloud-alibaba-test/sentinel-test-support/pom.xml
index e8b6676f..2a942ed6 100644
--- a/spring-cloud-alibaba-test/sentinel-test-support/pom.xml
+++ b/spring-cloud-alibaba-test/sentinel-test-support/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alicloud-acm/pom.xml b/spring-cloud-alicloud-acm/pom.xml
index e706b03a..8db62b9b 100644
--- a/spring-cloud-alicloud-acm/pom.xml
+++ b/spring-cloud-alicloud-acm/pom.xml
@@ -7,7 +7,7 @@
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         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
 
     <artifactId>spring-cloud-alicloud-acm</artifactId>
diff --git a/spring-cloud-alicloud-ans/pom.xml b/spring-cloud-alicloud-ans/pom.xml
index 7d164240..113273ea 100644
--- a/spring-cloud-alicloud-ans/pom.xml
+++ b/spring-cloud-alicloud-ans/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alicloud-context/pom.xml b/spring-cloud-alicloud-context/pom.xml
index 37eb8683..b37085ab 100644
--- a/spring-cloud-alicloud-context/pom.xml
+++ b/spring-cloud-alicloud-context/pom.xml
@@ -5,7 +5,7 @@
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alicloud-oss/pom.xml b/spring-cloud-alicloud-oss/pom.xml
index 3ea754aa..781acdc8 100644
--- a/spring-cloud-alicloud-oss/pom.xml
+++ b/spring-cloud-alicloud-oss/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-alicloud-schedulerx/pom.xml b/spring-cloud-alicloud-schedulerx/pom.xml
index 7f787ad2..4af02d2d 100644
--- a/spring-cloud-alicloud-schedulerx/pom.xml
+++ b/spring-cloud-alicloud-schedulerx/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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     <modelVersion>4.0.0</modelVersion>
     <artifactId>spring-cloud-alicloud-schedulerx</artifactId>
diff --git a/spring-cloud-alicloud-sms/pom.xml b/spring-cloud-alicloud-sms/pom.xml
index f559957b..4b5c055b 100644
--- a/spring-cloud-alicloud-sms/pom.xml
+++ b/spring-cloud-alicloud-sms/pom.xml
@@ -5,7 +5,7 @@
     <parent>
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     <modelVersion>4.0.0</modelVersion>
 
diff --git a/spring-cloud-starter-alibaba/pom.xml b/spring-cloud-starter-alibaba/pom.xml
index bac3eafc..f4249e89 100644
--- a/spring-cloud-starter-alibaba/pom.xml
+++ b/spring-cloud-starter-alibaba/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>spring-cloud-starter-alibaba</artifactId>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config-server/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config-server/pom.xml
index dc9f81e5..81287fc8 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config-server/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config-server/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alibaba-nacos-config-server</artifactId>
     <name>Spring Cloud Starter Alibaba Nacos Config Server</name>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config/pom.xml
index d9e48e89..54aa7929 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-config/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
     <name>Spring Cloud Starter Alibaba Nacos Config</name>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-discovery/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-discovery/pom.xml
index 5926ec04..542a784c 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-discovery/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-nacos-discovery/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
     <name>Spring Cloud Starter Alibaba Nacos Discovery</name>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-seata/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-seata/pom.xml
index a6c5df07..7d15f76a 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-seata/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-seata/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alibaba-seata</artifactId>
     <name>Spring Cloud Starter Alibaba Seata</name>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-sentinel/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-sentinel/pom.xml
index 7af467b1..3fb46fed 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-sentinel/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-alibaba-sentinel/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId>
     <name>Spring Cloud Starter Alibaba Sentinel</name>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-bus-rocketmq/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-bus-rocketmq/pom.xml
index 64f93cb8..837cc2a2 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-bus-rocketmq/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-bus-rocketmq/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-dubbo/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-dubbo/pom.xml
index 7dbe7513..2505f6df 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-dubbo/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-dubbo/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>
diff --git a/spring-cloud-starter-alibaba/spring-cloud-starter-stream-rocketmq/pom.xml b/spring-cloud-starter-alibaba/spring-cloud-starter-stream-rocketmq/pom.xml
index 5c1c498d..06206186 100644
--- a/spring-cloud-starter-alibaba/spring-cloud-starter-stream-rocketmq/pom.xml
+++ b/spring-cloud-starter-alibaba/spring-cloud-starter-stream-rocketmq/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <artifactId>spring-cloud-starter-stream-rocketmq</artifactId>
diff --git a/spring-cloud-starter-alicloud/pom.xml b/spring-cloud-starter-alicloud/pom.xml
index 3fb1fda6..928136c9 100644
--- a/spring-cloud-starter-alicloud/pom.xml
+++ b/spring-cloud-starter-alicloud/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alicloud</artifactId>
     <packaging>pom</packaging>
diff --git a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-acm/pom.xml b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-acm/pom.xml
index d3c42d69..125750ac 100644
--- a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-acm/pom.xml
+++ b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-acm/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alicloud</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alicloud-acm</artifactId>
     <name>Spring Cloud Starter Alibaba Cloud ACM</name>
diff --git a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-ans/pom.xml b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-ans/pom.xml
index 5101dbd0..78f64a16 100644
--- a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-ans/pom.xml
+++ b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-ans/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alicloud</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
 
     <artifactId>spring-cloud-starter-alicloud-ans</artifactId>
diff --git a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-oss/pom.xml b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-oss/pom.xml
index 28a6aa3f..41bc7f71 100644
--- a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-oss/pom.xml
+++ b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-oss/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alicloud</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alicloud-oss</artifactId>
     <name>Spring Cloud Starter Alibaba Cloud OSS</name>
diff --git a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-schedulerx/pom.xml b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-schedulerx/pom.xml
index ba88fcfb..2a3e783f 100644
--- a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-schedulerx/pom.xml
+++ b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-schedulerx/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alicloud</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alicloud-schedulerx</artifactId>
     <name>Spring Cloud Starter Alibaba Cloud SchedulerX</name>
diff --git a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-sms/pom.xml b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-sms/pom.xml
index fd058451..d98ae432 100644
--- a/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-sms/pom.xml
+++ b/spring-cloud-starter-alicloud/spring-cloud-starter-alicloud-sms/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-starter-alicloud</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
     </parent>
     <artifactId>spring-cloud-starter-alicloud-sms</artifactId>
     <name>Spring Cloud Starter Alibaba Cloud SMS</name>
diff --git a/spring-cloud-stream-binder-rocketmq/pom.xml b/spring-cloud-stream-binder-rocketmq/pom.xml
index 45e43d57..7c99f16b 100644
--- a/spring-cloud-stream-binder-rocketmq/pom.xml
+++ b/spring-cloud-stream-binder-rocketmq/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.cloud</groupId>
         <artifactId>spring-cloud-alibaba</artifactId>
-        <version>2.1.0.BUILD-SNAPSHOT</version>
+        <version>0.9.0.BUILD-SNAPSHOT</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>