diff --git a/pom.xml b/pom.xml
index 4145e11c..031ccd88 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,19 +11,19 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <mavenVersion>3.2.5</mavenVersion>
-    <jacocoPluginVersion>0.8.10</jacocoPluginVersion>
-    <javadocPluginVersion>3.5.0</javadocPluginVersion>
+    <jacocoPluginVersion>0.8.12</jacocoPluginVersion>
+    <javadocPluginVersion>3.7.0</javadocPluginVersion>
     <shortJavaVersion>8</shortJavaVersion>
     <!-- these are properties so integration tests can use them -->
     <javaVersion>1.${shortJavaVersion}</javaVersion>
-    <dependencyPluginVersion>3.5.0</dependencyPluginVersion>
-    <compilerPluginVersion>3.11.0</compilerPluginVersion>
+    <dependencyPluginVersion>3.6.1</dependencyPluginVersion>
+    <compilerPluginVersion>3.13.0</compilerPluginVersion>
     <resourcesPluginVersion>3.3.1</resourcesPluginVersion>
     <junitVersion>4.13.2</junitVersion>
-    <surefirePluginVersion>3.1.0</surefirePluginVersion>
-    <pluginPluginVersion>3.9.0</pluginPluginVersion>
+    <surefirePluginVersion>3.2.5</surefirePluginVersion>
+    <pluginPluginVersion>3.13.1</pluginPluginVersion>
     <!-- this is a property so that site generation can use it -->
-    <sourcePluginVersion>3.2.1</sourcePluginVersion>
+    <sourcePluginVersion>3.3.1</sourcePluginVersion>
     <!-- these are properties so that site generation and integration tests can use it -->
     <groovyGroupId>org.apache.groovy</groovyGroupId>
     <groovyVersion>4.0.21</groovyVersion>
@@ -179,7 +179,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-gpg-plugin</artifactId>
-            <version>3.1.0</version>
+            <version>3.2.4</version>
             <executions>
               <execution>
                 <goals>
@@ -202,7 +202,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-enforcer-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>3.5.0</version>
         <executions>
           <execution>
             <goals>
@@ -233,14 +233,14 @@
           <dependency>
             <groupId>org.codehaus.mojo</groupId>
             <artifactId>extra-enforcer-rules</artifactId>
-            <version>1.6.2</version>
+            <version>1.8.0</version>
           </dependency>
         </dependencies>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-clean-plugin</artifactId>
-        <version>3.2.0</version>
+        <version>3.3.2</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
@@ -267,7 +267,7 @@
       <plugin>
         <groupId>org.codehaus.plexus</groupId>
         <artifactId>plexus-component-metadata</artifactId>
-        <version>2.1.1</version>
+        <version>2.2.0</version>
         <executions>
           <execution>
             <goals>
@@ -279,12 +279,15 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-help-plugin</artifactId>
-        <version>3.4.0</version>
+        <version>3.4.1</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-plugin-plugin</artifactId>
         <version>${pluginPluginVersion}</version>
+        <configuration>
+          <goalPrefix>gplus</goalPrefix>
+        </configuration>
         <executions>
           <execution>
             <id>generate-helpmojo</id>
@@ -344,12 +347,12 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-jar-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>3.4.1</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-invoker-plugin</artifactId>
-        <version>3.5.1</version>
+        <version>3.7.0</version>
         <configuration>
           <projectsDirectory>src/it</projectsDirectory>
           <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>
@@ -394,12 +397,12 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-install-plugin</artifactId>
-        <version>3.1.1</version>
+        <version>3.1.2</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-deploy-plugin</artifactId>
-        <version>3.1.1</version>
+        <version>3.1.2</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
@@ -442,7 +445,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-release-plugin</artifactId>
-        <version>3.0.0</version>
+        <version>3.0.1</version>
       </plugin>
     </plugins>
   </build>
@@ -461,7 +464,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-jxr-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>3.4.0</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
@@ -478,12 +481,12 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-plugin-report-plugin</artifactId>
-        <version>3.10.2</version>
+        <version>3.13.1</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-project-info-reports-plugin</artifactId>
-        <version>3.4.3</version>
+        <version>3.5.0</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
@@ -531,22 +534,22 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-pmd-plugin</artifactId>
-        <version>3.21.0</version>
+        <version>3.22.0</version>
       </plugin>
       <plugin>
         <groupId>com.github.spotbugs</groupId>
         <artifactId>spotbugs-maven-plugin</artifactId>
-        <version>4.7.3.4</version>
+        <version>4.8.5.0</version>
       </plugin>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-checkstyle-plugin</artifactId>
-        <version>3.2.2</version>
+        <version>3.4.0</version>
       </plugin>
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>versions-maven-plugin</artifactId>
-        <version>2.15.0</version>
+        <version>2.16.2</version>
         <reportSets>
           <reportSet>
             <reports>
@@ -638,5 +641,12 @@
     <system>Github Actions</system>
     <url>https://github.com/groovy/GMavenPlus/actions</url>
   </ciManagement>
+  <repositories>
+    <repository>
+      <id>maven_central</id>
+      <name>Maven Central</name>
+      <url>https://repo.maven.apache.org/maven2/</url>
+    </repository>
+  </repositories>
 
 </project>
diff --git a/src/it/mavenPlugin/mojo/pom.xml b/src/it/mavenPlugin/mojo/pom.xml
index f7793271..77e195cd 100644
--- a/src/it/mavenPlugin/mojo/pom.xml
+++ b/src/it/mavenPlugin/mojo/pom.xml
@@ -61,6 +61,7 @@
         <configuration>
           <!-- see http://jira.codehaus.org/browse/MNG-5346 -->
           <skipErrorNoDescriptorsFound>true</skipErrorNoDescriptorsFound>
+          <goalPrefix>gplus-plugin-it</goalPrefix>
         </configuration>
         <executions>
           <execution>