diff --git a/aliyun-java-sdk-edas/ChangeLog.txt b/aliyun-java-sdk-edas/ChangeLog.txt
index af83c38cb1..eadc070198 100644
--- a/aliyun-java-sdk-edas/ChangeLog.txt
+++ b/aliyun-java-sdk-edas/ChangeLog.txt
@@ -1,3 +1,6 @@
+2019-08-27 Version: 2.52.1
+- Generated 2017-08-01 for `Edas`.
+
 2019-08-27 Version: 2.53.0
 - Generated 2017-08-01 for `Edas`.
 
diff --git a/aliyun-java-sdk-edas/pom.xml b/aliyun-java-sdk-edas/pom.xml
index 12444a8a26..80e0222091 100644
--- a/aliyun-java-sdk-edas/pom.xml
+++ b/aliyun-java-sdk-edas/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.aliyun</groupId>
   <artifactId>aliyun-java-sdk-edas</artifactId>
   <packaging>jar</packaging>
-  <version>2.53.0</version>
+  <version>2.52.1</version>
   <name>aliyun-java-sdk-edas</name>
   <url>http://www.aliyun.com</url>
   <description>Aliyun Open API SDK for Java