diff --git a/maven-plugin-plugin/pom.xml b/maven-plugin-plugin/pom.xml
index ae24780..c619c70 100644
--- a/maven-plugin-plugin/pom.xml
+++ b/maven-plugin-plugin/pom.xml
@@ -58,6 +58,7 @@
     <doxia-sitetoolsVersion>1.2</doxia-sitetoolsVersion>
     <it.debug>true</it.debug>
     <mavenPluginPluginVersion>2.9</mavenPluginPluginVersion>
+    <mavenInvokerPluginVersion>1.6</mavenInvokerPluginVersion>
   </properties>
 
   <dependencies>
@@ -279,7 +280,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-invoker-plugin</artifactId>
-        <version>1.5</version>
+        <version>${mavenInvokerPluginVersion}</version>
       </plugin>
     </plugins>
   </reporting>
@@ -292,7 +293,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-invoker-plugin</artifactId>
-            <version>1.5</version>
+            <version>${mavenInvokerPluginVersion}</version>
           </plugin>
           <plugin>
             <groupId>org.codehaus.mojo</groupId>
@@ -336,7 +337,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-invoker-plugin</artifactId>
-            <version>1.5</version>
+            <version>${mavenInvokerPluginVersion}</version>
             <configuration>
               <debug>${it.debug}</debug>
               <projectsDirectory>src/it</projectsDirectory>