diff --git a/pom.xml b/pom.xml
index 88880530..cc56a809 100644
--- a/pom.xml
+++ b/pom.xml
@@ -283,48 +283,6 @@
   <build>
     <pluginManagement>
       <plugins>
-        <plugin>
-          <groupId>org.apache.maven.plugins</groupId>
-          <artifactId>maven-compiler-plugin</artifactId>
-          <version>3.12.1</version>
-          <configuration>
-            <!-- compilerVersion>${maven.compiler.compilerVersion}</compilerVersion -->
-            <source>${maven.compiler.source}</source>
-            <target>${maven.compiler.target}</target>
-          </configuration>
-        </plugin>
-        <plugin>
-          <groupId>org.apache.maven.plugins</groupId>
-          <artifactId>maven-plugin-plugin</artifactId>
-          <configuration>
-            <skipErrorNoDescriptorsFound>true</skipErrorNoDescriptorsFound>
-          </configuration>
-          <executions>
-            <execution>
-              <id>mojo-descriptor</id>
-              <goals>
-                <goal>descriptor</goal>
-              </goals>
-            </execution>
-            <execution>
-              <id>help-goal</id>
-              <goals>
-                <goal>helpmojo</goal>
-              </goals>
-            </execution>
-          </executions>
-        </plugin>
-        <plugin>
-          <groupId>org.codehaus.mojo</groupId>
-          <artifactId>animal-sniffer-maven-plugin</artifactId>
-          <configuration>
-            <signature>
-              <groupId>org.codehaus.mojo.signature</groupId>
-              <artifactId>java18</artifactId>
-              <version>1.0</version>
-            </signature>
-          </configuration>
-        </plugin>
         <plugin>
           <groupId>org.codehaus.plexus</groupId>
           <artifactId>plexus-component-metadata</artifactId>
@@ -340,7 +298,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-invoker-plugin</artifactId>
-          <version>3.4.0</version>
+          <version>3.6.1</version>
           <configuration>
             <scriptVariables>
               <projectVersion>${project.version}</projectVersion>
@@ -350,37 +308,7 @@
             </environmentVariables>
           </configuration>
         </plugin>
-        <plugin>
-          <groupId>org.apache.maven.plugins</groupId>
-          <artifactId>maven-surefire-plugin</artifactId>
-          <version>3.2.5</version>
-        </plugin>
       </plugins>
     </pluginManagement>
-    <plugins>
-      <plugin>
-        <groupId>org.codehaus.mojo</groupId>
-        <artifactId>animal-sniffer-maven-plugin</artifactId>
-        <executions>
-          <execution>
-            <goals>
-              <goal>check</goal>
-            </goals>
-          </execution>
-        </executions>
-      </plugin>
-    </plugins>
   </build>
-  <profiles>
-    <profile>
-      <id>jdk11</id>
-      <activation>
-        <jdk>11</jdk>
-      </activation>
-      <properties>
-        <maven.compiler.release>8</maven.compiler.release>
-      </properties>
-    </profile>
-  </profiles>
-
 </project>
diff --git a/webstart-jnlp-servlet/pom.xml b/webstart-jnlp-servlet/pom.xml
index 42230242..93551280 100644
--- a/webstart-jnlp-servlet/pom.xml
+++ b/webstart-jnlp-servlet/pom.xml
@@ -15,12 +15,6 @@
   <description>JNLP Sample servlet that supports pack200 protocol. Taken from Sun's JDK sample/jnlp directory thanks to
     its permissive license.</description>
   <url>http:///jdk6.dev.java.net/</url>
-  <!--scm> available in source package inside a mustang snapshot.
-    <connection />
-    <developerConnection />
-    <tag />
-    <url />
-  </scm-->
   <organization>
     <name>Sun Microsystems</name>
     <url>http://www.sun.com</url>
diff --git a/webstart-maven-plugin/pom.xml b/webstart-maven-plugin/pom.xml
index baddfa10..bb244140 100644
--- a/webstart-maven-plugin/pom.xml
+++ b/webstart-maven-plugin/pom.xml
@@ -224,7 +224,6 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-invoker-plugin</artifactId>
-            <version>3.4.0</version>
             <configuration>
               <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>
               <settingsFile>src/it/settings.xml</settingsFile>
@@ -265,7 +264,6 @@
 
           <plugin>
             <artifactId>maven-invoker-plugin</artifactId>
-            <version>3.4.0</version>
           </plugin>
           <plugin>
             <groupId>org.codehaus.mojo</groupId>