diff --git a/renren-admin/pom.xml b/renren-admin/pom.xml
index eb473c04..4828f39b 100644
--- a/renren-admin/pom.xml
+++ b/renren-admin/pom.xml
@@ -29,18 +29,21 @@
         <ureport2.version>2.2.9</ureport2.version>
         <IJPay.version>2.7.1</IJPay.version>
         <yawei-pso.version>2.0.2</yawei-pso.version>
+        <renren.version>2.9.0</renren.version>
+        <groovy-all.version>2.4.17</groovy-all.version>
+        <pinyin4j.version>2.5.1</pinyin4j.version>
     </properties>
 
     <dependencies>
         <dependency>
             <groupId>io.renren</groupId>
             <artifactId>renren-common</artifactId>
-            <version>2.9.0</version>
+            <version>${renren.version}</version>
         </dependency>
         <dependency>
             <groupId>io.renren</groupId>
             <artifactId>renren-dynamic-datasource</artifactId>
-            <version>2.9.0</version>
+            <version>${renren.version}</version>
         </dependency>
         <dependency>
             <groupId>org.quartz-scheduler</groupId>
@@ -179,7 +182,7 @@
         <dependency>
             <groupId>org.codehaus.groovy</groupId>
             <artifactId>groovy-all</artifactId>
-            <version>2.4.17</version>
+            <version>${groovy-all.version}</version>
         </dependency>
         <dependency>
             <groupId>org.activiti</groupId>
@@ -213,7 +216,7 @@
         <dependency>
             <groupId>com.belerweb</groupId>
             <artifactId>pinyin4j</artifactId>
-            <version>2.5.1</version>
+            <version>${pinyin4j.version}</version>
         </dependency>
     </dependencies>