diff --git a/maven-plugin-plugin/src/it/java-basic-annotations/verify.groovy b/maven-plugin-plugin/src/it/java-basic-annotations/verify.groovy
index f10f7ce3..13ab8806 100644
--- a/maven-plugin-plugin/src/it/java-basic-annotations/verify.groovy
+++ b/maven-plugin-plugin/src/it/java-basic-annotations/verify.groovy
@@ -6,9 +6,9 @@
  * to you under the Apache License, Version 2.0 (the
  * "License"); you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
- * 
+ *
  *   http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
@@ -28,7 +28,7 @@ assert descriptorFile.isFile()
 def pluginDescriptor = new XmlParser().parse( descriptorFile );
 
 assert pluginDescriptor.requiredJavaVersion.text() == '1.8'
-assert pluginDescriptor.requiredMavenVersion.text() == '3.9.8'
+assert pluginDescriptor.requiredMavenVersion.text() == '3.9.9'
 
 def mojo = pluginDescriptor.mojos.mojo.findAll{ it.goal.text() == "first" }[0]
 
diff --git a/maven-plugin-report-plugin/src/it/plugin-no-fork-report/verify.groovy b/maven-plugin-report-plugin/src/it/plugin-no-fork-report/verify.groovy
index eb6aa8d1..84266c9a 100644
--- a/maven-plugin-report-plugin/src/it/plugin-no-fork-report/verify.groovy
+++ b/maven-plugin-report-plugin/src/it/plugin-no-fork-report/verify.groovy
@@ -27,7 +27,7 @@ assert !pluginInfo.text.contains('Memory')
 assert !pluginInfo.text.contains('Disk Space')
 // check JDK and Maven requirements
 assert pluginInfo.text.contains('1.8')
-assert pluginInfo.text.contains('3.9.8')
+assert pluginInfo.text.contains('3.9.9')
 
 // deprecated info and description
 assert pluginInfo.text.contains('<div><strong>Deprecated.</strong> You don\'t use test goals, do you?</div><br />')
diff --git a/maven-plugin-report-plugin/src/it/plugin-report-annotations/verify.groovy b/maven-plugin-report-plugin/src/it/plugin-report-annotations/verify.groovy
index 4ca707ca..414d5690 100644
--- a/maven-plugin-report-plugin/src/it/plugin-report-annotations/verify.groovy
+++ b/maven-plugin-report-plugin/src/it/plugin-report-annotations/verify.groovy
@@ -27,7 +27,7 @@ assert !pluginInfo.text.contains('Memory')
 assert !pluginInfo.text.contains('Disk Space')
 // check JDK and Maven requirements
 assert pluginInfo.text.contains('1.8')
-assert pluginInfo.text.contains('3.9.8')
+assert pluginInfo.text.contains('3.9.9')
 
 // deprecated info and description
 assert pluginInfo.text.contains('<div><strong>Deprecated.</strong> You don\'t use test goals, do you?</div><br />')
diff --git a/maven-plugin-report-plugin/src/it/plugin-report/verify.groovy b/maven-plugin-report-plugin/src/it/plugin-report/verify.groovy
index 50afe50e..c79e484d 100644
--- a/maven-plugin-report-plugin/src/it/plugin-report/verify.groovy
+++ b/maven-plugin-report-plugin/src/it/plugin-report/verify.groovy
@@ -26,7 +26,7 @@ assert !pluginInfo.text.contains('Memory')
 assert !pluginInfo.text.contains('Disk Space')
 // check JDK and Maven requirements
 assert pluginInfo.text.contains('1.8')
-assert pluginInfo.text.contains('3.9.8')
+assert pluginInfo.text.contains('3.9.9')
 
 // deprecated info and description
 assert pluginInfo.text.contains('<div><strong>Deprecated.</strong> You don\'t use test goals, do you?</div><br />')
diff --git a/pom.xml b/pom.xml
index 56ae44f5..a647d8ef 100644
--- a/pom.xml
+++ b/pom.xml
@@ -93,7 +93,7 @@
     <javaVersion>8</javaVersion>
     <pluginTestingHarnessVersion>3.3.0</pluginTestingHarnessVersion>
     <maven4Version>4.0.0-alpha-4</maven4Version>
-    <maven3Version>3.9.8</maven3Version>
+    <maven3Version>3.9.9</maven3Version>
     <resolverVersion>1.9.20</resolverVersion>
     <slf4jVersion>1.7.36</slf4jVersion>
     <antVersion>1.10.14</antVersion>