diff --git a/pom.xml b/pom.xml
index 4b0bde914..b9393a9b7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,7 +14,7 @@
     </modules>
 
     <properties>
-        <sofa.ark.version>3.1.1-SNAPSHOT</sofa.ark.version>
+        <sofa.ark.version>3.1.1</sofa.ark.version>
         <sofa.ark.version.old>3.1.0</sofa.ark.version.old>
         <project.encoding>UTF-8</project.encoding>
         <java.version>17</java.version>