diff --git a/example/pom.xml b/example/pom.xml
index 106a0a542b..9710f2640f 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -128,7 +128,6 @@
           <plugin>
             <groupId>org.codehaus.mojo</groupId>
             <artifactId>exec-maven-plugin</artifactId>
-            <version>1.2.1</version>
             <configuration>
               <executable>${java.home}/bin/java</executable>
               <arguments>
@@ -137,13 +136,7 @@
                 <classpath/>
                 <argument>io.netty.example.spdy.server.SpdyServer</argument>
               </arguments>
-              <classpathScope>compile</classpathScope>
-              <systemProperties>
-                <property>
-                  <key>io.netty.leakDetectionLevel</key>
-                  <value>disabled</value>
-                </property>
-              </systemProperties>
+              <classpathScope>runtime</classpathScope>
             </configuration>
           </plugin>
         </plugins>
@@ -156,7 +149,6 @@
           <plugin>
             <groupId>org.codehaus.mojo</groupId>
             <artifactId>exec-maven-plugin</artifactId>
-            <version>1.2.1</version>
             <configuration>
               <executable>${java.home}/bin/java</executable>
               <arguments>
@@ -165,13 +157,7 @@
                 <classpath/>
                 <argument>io.netty.example.spdy.client.SpdyClient</argument>
               </arguments>
-              <classpathScope>compile</classpathScope>
-              <systemProperties>
-                <property>
-                  <key>io.netty.leakDetectionLevel</key>
-                  <value>disabled</value>
-                </property>
-              </systemProperties>
+              <classpathScope>runtime</classpathScope>
             </configuration>
           </plugin>
         </plugins>
diff --git a/pom.xml b/pom.xml
index 53982e07b5..1b73228b82 100644
--- a/pom.xml
+++ b/pom.xml
@@ -756,6 +756,11 @@
           <artifactId>build-helper-maven-plugin</artifactId>
           <version>1.8</version>
         </plugin>               
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>exec-maven-plugin</artifactId>
+          <version>1.2.1</version>
+        </plugin>
 
         <!-- Workaround for the 'M2E plugin execution not covered' problem.
              See: http://wiki.eclipse.org/M2E_plugin_execution_not_covered -->