diff --git a/ipojo/runtime/composite/pom.xml b/ipojo/runtime/composite/pom.xml
index 56a1cb7..b8c9480 100644
--- a/ipojo/runtime/composite/pom.xml
+++ b/ipojo/runtime/composite/pom.xml
@@ -128,6 +128,7 @@
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>rat-maven-plugin</artifactId>
+                <version>1.0-alpha-3</version>
                 <configuration>
                     <excludeSubProjects>false</excludeSubProjects>
                     <useEclipseDefaultExcludes>true</useEclipseDefaultExcludes>
@@ -144,6 +145,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
+                <version>2.10</version>
                 <configuration>
                     <enableRulesSummary>false</enableRulesSummary>
                     <violationSeverity>warning</violationSeverity>
diff --git a/ipojo/runtime/core/pom.xml b/ipojo/runtime/core/pom.xml
index 077874e..badec3c 100644
--- a/ipojo/runtime/core/pom.xml
+++ b/ipojo/runtime/core/pom.xml
@@ -203,6 +203,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
+                <version>2.10</version>
                 <configuration>
                     <enableRulesSummary>false</enableRulesSummary>
                     <violationSeverity>warning</violationSeverity>
diff --git a/ipojo/runtime/ipojo-gogo-commands/pom.xml b/ipojo/runtime/ipojo-gogo-commands/pom.xml
index b589675..477b82f 100644
--- a/ipojo/runtime/ipojo-gogo-commands/pom.xml
+++ b/ipojo/runtime/ipojo-gogo-commands/pom.xml
@@ -111,6 +111,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-checkstyle-plugin</artifactId>
+                <version>2.10</version>
                 <configuration>
                     <enableRulesSummary>false</enableRulesSummary>
                     <violationSeverity>warning</violationSeverity>