diff --git a/maven-plugin-plugin/pom.xml b/maven-plugin-plugin/pom.xml
index 66a6c48..6377c30 100644
--- a/maven-plugin-plugin/pom.xml
+++ b/maven-plugin-plugin/pom.xml
@@ -269,7 +269,7 @@
         <plugins>
           <plugin>
             <artifactId>maven-invoker-plugin</artifactId>
-            <version>1.3</version>
+            <version>1.4</version>
             <configuration>
               <debug>true</debug>
               <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>
diff --git a/maven-plugin-plugin/src/it/settings.xml b/maven-plugin-plugin/src/it/settings.xml
index 68f23d0..c8f77f0 100644
--- a/maven-plugin-plugin/src/it/settings.xml
+++ b/maven-plugin-plugin/src/it/settings.xml
@@ -37,17 +37,6 @@ under the License.
             <enabled>true</enabled>
           </snapshots>
         </repository>
-        <repository>
-          <id>apache.snapshots</id>
-          <name>Apache Snapshot Repository</name>
-          <url>http://people.apache.org/repo/m2-snapshot-repository</url>
-          <releases>
-            <enabled>false</enabled>
-          </releases>
-          <snapshots>
-            <enabled>true</enabled>
-          </snapshots>
-        </repository>
       </repositories>
       <pluginRepositories>
         <pluginRepository>
diff --git a/maven-plugin-tools-javadoc/pom.xml b/maven-plugin-tools-javadoc/pom.xml
index 1954e5f..9919c21 100644
--- a/maven-plugin-tools-javadoc/pom.xml
+++ b/maven-plugin-tools-javadoc/pom.xml
@@ -72,7 +72,7 @@
         <plugins>
           <plugin>
             <artifactId>maven-invoker-plugin</artifactId>
-            <version>1.3</version>
+            <version>1.4</version>
             <configuration>
               <debug>true</debug>
               <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>
diff --git a/maven-plugin-tools-javadoc/src/it/settings.xml b/maven-plugin-tools-javadoc/src/it/settings.xml
index 68f23d0..c8f77f0 100644
--- a/maven-plugin-tools-javadoc/src/it/settings.xml
+++ b/maven-plugin-tools-javadoc/src/it/settings.xml
@@ -37,17 +37,6 @@ under the License.
             <enabled>true</enabled>
           </snapshots>
         </repository>
-        <repository>
-          <id>apache.snapshots</id>
-          <name>Apache Snapshot Repository</name>
-          <url>http://people.apache.org/repo/m2-snapshot-repository</url>
-          <releases>
-            <enabled>false</enabled>
-          </releases>
-          <snapshots>
-            <enabled>true</enabled>
-          </snapshots>
-        </repository>
       </repositories>
       <pluginRepositories>
         <pluginRepository>