diff --git a/maven-plugin-plugin/pom.xml b/maven-plugin-plugin/pom.xml
index 92182c1..45c107f 100644
--- a/maven-plugin-plugin/pom.xml
+++ b/maven-plugin-plugin/pom.xml
@@ -192,6 +192,14 @@
   <build>
     <pluginManagement>
       <plugins>
+        <plugin>
+          <groupId>org.apache.maven.plugins</groupId>
+          <artifactId>maven-compiler-plugin</artifactId>
+          <configuration><!-- TODO remove when upgrading parent pom -->
+            <source>${maven.compiler.source}</source>
+            <target>${maven.compiler.target}</target>
+          </configuration>
+        </plugin>
         <plugin>
           <groupId>org.apache.rat</groupId>
           <artifactId>apache-rat-plugin</artifactId>