diff --git a/api/pom.xml b/api/pom.xml
index 90c64621d..0ae50bbd3 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -24,7 +24,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>2.6</version>
                 <executions>
                     <execution>
                         <goals>
diff --git a/home/pom.xml b/home/pom.xml
index 8f1b7375b..596eb44f1 100644
--- a/home/pom.xml
+++ b/home/pom.xml
@@ -23,7 +23,6 @@
         <plugins>
             <plugin>
                 <artifactId>maven-assembly-plugin</artifactId>
-                <version>2.5.5</version>
                 <configuration>
                     <tarLongFileMode>posix</tarLongFileMode>
                     <descriptors>
@@ -43,7 +42,6 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>1.9.1</version>
                 <extensions>true</extensions>
                 <executions>
                     <execution>
diff --git a/pom.xml b/pom.xml
index 984ac42fa..0d66902aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -107,7 +107,6 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-source-plugin</artifactId>
-                        <version>2.2.1</version>
                         <executions>
                             <execution>
                                 <id>attach-sources</id>
@@ -120,7 +119,6 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-javadoc-plugin</artifactId>
-                        <version>2.9.1</version>
                         <executions>
                             <execution>
                                 <id>attach-javadocs</id>
@@ -137,7 +135,6 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-gpg-plugin</artifactId>
-                        <version>1.6</version>
                         <executions>
                             <execution>
                                 <id>sign-artifacts</id>
@@ -151,7 +148,6 @@
                     <plugin>
                         <groupId>org.sonatype.plugins</groupId>
                         <artifactId>nexus-staging-maven-plugin</artifactId>
-                        <version>1.6.3</version>
                         <extensions>true</extensions>
                         <configuration>
                             <serverId>ossrh</serverId>
@@ -169,7 +165,6 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.3</version>
                 <configuration>
                     <source>1.7</source>
                     <target>1.7</target>
@@ -178,7 +173,6 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>buildnumber-maven-plugin</artifactId>
-                <version>1.4</version>
                 <executions>
                     <execution>
                         <phase>validate</phase>
@@ -194,6 +188,58 @@
                 </configuration>
             </plugin>
         </plugins>
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <artifactId>maven-assembly-plugin</artifactId>
+                    <version>2.5.5</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-compiler-plugin</artifactId>
+                    <version>3.3</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-gpg-plugin</artifactId>
+                    <version>1.6</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-jar-plugin</artifactId>
+                    <version>2.6</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-javadoc-plugin</artifactId>
+                    <version>2.9.1</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-source-plugin</artifactId>
+                    <version>2.2.1</version>
+                </plugin>
+                <plugin>
+                    <artifactId>maven-war-plugin</artifactId>
+                    <version>2.6</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.codehaus.mojo</groupId>
+                    <artifactId>build-helper-maven-plugin</artifactId>
+                    <version>1.9.1</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.codehaus.mojo</groupId>
+                    <artifactId>buildnumber-maven-plugin</artifactId>
+                    <version>1.4</version>
+                </plugin>
+                <plugin>
+                    <groupId>org.sonatype.plugins</groupId>
+                    <artifactId>nexus-staging-maven-plugin</artifactId>
+                    <version>1.6.3</version>
+                </plugin>
+            </plugins>
+        </pluginManagement>
     </build>
 
     <repositories>
diff --git a/webapp/pom.xml b/webapp/pom.xml
index 8a888dd99..1f54ddedf 100644
--- a/webapp/pom.xml
+++ b/webapp/pom.xml
@@ -23,7 +23,6 @@
         <plugins>
             <plugin>
                 <artifactId>maven-war-plugin</artifactId>
-                <version>2.6</version>
                 <configuration>
                     <packagingExcludes>WEB-INF/lib/*.jar</packagingExcludes>
                     <archiveClasses>false</archiveClasses>