diff --git a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/parser/NacosDataPropertiesParser.java b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/parser/NacosDataPropertiesParser.java
index 315caccb..6dec190e 100644
--- a/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/parser/NacosDataPropertiesParser.java
+++ b/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/parser/NacosDataPropertiesParser.java
@@ -55,7 +55,9 @@ public class NacosDataPropertiesParser extends AbstractNacosDataParser {
 					log.warn("the config data is invalid {}", dataLine);
 					continue;
 				}
-				result.put(dataLine.substring(0, index), dataLine.substring(index + 1));
+				String key = dataLine.substring(0, index);
+				String value = dataLine.substring(index + 1);
+				result.put(key.trim(), value.trim());
 			}
 		}
 		return result;