diff --git a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/SentinelProperties.java b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/SentinelProperties.java
index d827222e..3f174118 100644
--- a/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/SentinelProperties.java
+++ b/spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/SentinelProperties.java
@@ -244,9 +244,9 @@ public class SentinelProperties {
 	public static class Transport {
 
 		/**
-		 * sentinel api port,default value is 8721 {@link TransportConfig#SERVER_PORT}
+		 * sentinel api port,default value is 8719 {@link TransportConfig#SERVER_PORT}
 		 */
-		private String port = "8721";
+		private String port = "8719";
 
 		/**
 		 * sentinel dashboard address, won't try to connect dashboard when address is
diff --git a/spring-cloud-alibaba-sentinel/src/main/resources/META-INF/additional-spring-configuration-metadata.json b/spring-cloud-alibaba-sentinel/src/main/resources/META-INF/additional-spring-configuration-metadata.json
index 88fe9e5a..d05b0863 100644
--- a/spring-cloud-alibaba-sentinel/src/main/resources/META-INF/additional-spring-configuration-metadata.json
+++ b/spring-cloud-alibaba-sentinel/src/main/resources/META-INF/additional-spring-configuration-metadata.json
@@ -15,7 +15,7 @@
     {
       "name": "spring.cloud.sentinel.transport.port",
       "type": "java.lang.String",
-      "defaultValue": "8721",
+      "defaultValue": "8719",
       "description": "sentinel api port."
     },
     {