diff --git a/fullstack/pregelix/pom.xml b/fullstack/pregelix/pom.xml
index 4b6a968..7d08fb7 100644
--- a/fullstack/pregelix/pom.xml
+++ b/fullstack/pregelix/pom.xml
@@ -44,6 +44,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-surefire-plugin</artifactId>
+        <version>2.13</version>
         <configuration>
             <forkMode>pertest</forkMode>
             <argLine>-enableassertions -Djava.util.logging.config.file=${user.home}/logging.properties -Xdebug -Xrunjdwp:transport=dt_socket,server=y,address=8000,suspend=n ${jvm.extraargs}</argLine>
@@ -57,6 +58,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-changelog-plugin</artifactId>
+        <version>2.2</version>
       </plugin>
     </plugins>
   </reporting>