diff --git a/client/pom.xml b/client/pom.xml
index e218c0c1..be3b2b10 100644
--- a/client/pom.xml
+++ b/client/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/common/pom.xml b/common/pom.xml
index dad370b3..f1b52fc4 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>canal.common</artifactId>
diff --git a/dbsync/pom.xml b/dbsync/pom.xml
index b7093bff..21299c4c 100644
--- a/dbsync/pom.xml
+++ b/dbsync/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/deployer/pom.xml b/deployer/pom.xml
index 2c7a1b99..7863c36c 100644
--- a/deployer/pom.xml
+++ b/deployer/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/driver/pom.xml b/driver/pom.xml
index 636a8481..94e35b54 100644
--- a/driver/pom.xml
+++ b/driver/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/example/pom.xml b/example/pom.xml
index 6c2d2e95..ed82353a 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/filter/pom.xml b/filter/pom.xml
index c7dee704..6c0acedf 100644
--- a/filter/pom.xml
+++ b/filter/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/instance/core/pom.xml b/instance/core/pom.xml
index eb0bcf72..5734ceaf 100644
--- a/instance/core/pom.xml
+++ b/instance/core/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<artifactId>canal.instance.core</artifactId>
diff --git a/instance/manager/pom.xml b/instance/manager/pom.xml
index 31d6d7ac..f762bbc6 100644
--- a/instance/manager/pom.xml
+++ b/instance/manager/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/instance/pom.xml b/instance/pom.xml
index 2305fae1..dafada5f 100644
--- a/instance/pom.xml
+++ b/instance/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/instance/spring/pom.xml b/instance/spring/pom.xml
index 3c2f2175..8fdbe388 100644
--- a/instance/spring/pom.xml
+++ b/instance/spring/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/meta/pom.xml b/meta/pom.xml
index e648db1c..75fa9129 100644
--- a/meta/pom.xml
+++ b/meta/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/parse/pom.xml b/parse/pom.xml
index c4e20a59..53a3b928 100644
--- a/parse/pom.xml
+++ b/parse/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>canal.parse</artifactId>
diff --git a/pom.xml b/pom.xml
index 1f56d256..25f9a396 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <artifactId>canal</artifactId>
     <packaging>pom</packaging>
     <name>canal module for otter ${project.version}</name>
-    <version>1.0.21-SNAPSHOT</version>
+    <version>1.0.21</version>
     <url>https://github.com/alibaba/canal</url>
     <parent>
         <groupId>org.sonatype.oss</groupId>
diff --git a/protocol/pom.xml b/protocol/pom.xml
index a50e6551..cfbf68b3 100644
--- a/protocol/pom.xml
+++ b/protocol/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/server/pom.xml b/server/pom.xml
index 2a628a7b..f92f1fea 100644
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<artifactId>canal.server</artifactId>
diff --git a/sink/pom.xml b/sink/pom.xml
index 87b48d9d..ea20ee53 100644
--- a/sink/pom.xml
+++ b/sink/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>
diff --git a/store/pom.xml b/store/pom.xml
index df413e5a..8c5d1afa 100644
--- a/store/pom.xml
+++ b/store/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>com.alibaba.otter</groupId>
 		<artifactId>canal</artifactId>
-		<version>1.0.21-SNAPSHOT</version>
+		<version>1.0.21</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 	<groupId>com.alibaba.otter</groupId>