diff --git a/renren-admin/pom.xml b/renren-admin/pom.xml
index ac54e746..de6068e2 100644
--- a/renren-admin/pom.xml
+++ b/renren-admin/pom.xml
@@ -40,6 +40,7 @@
         <ffmpeg.version>5.0</ffmpeg.version>
         <okhttp.version>3.14.9</okhttp.version>
         <flyway-core.version>8.5.12</flyway-core.version>
+        <cas-client-autoconfig-support.version>2.0.0-GA</cas-client-autoconfig-support.version>
         <java.version>1.8</java.version>
     </properties>
 
@@ -297,7 +298,7 @@
         <dependency>
             <groupId>net.unicon.cas</groupId>
             <artifactId>cas-client-autoconfig-support</artifactId>
-            <version>2.0.0-GA</version>
+            <version>${cas-client-autoconfig-support.version}</version>
         </dependency>
 
     </dependencies>