diff --git a/maven-plugin-plugin/src/it/ant-basic/src/main/scripts/touch.mojos.xml b/maven-plugin-plugin/src/it/ant-basic/src/main/scripts/touch.mojos.xml
index 9caee96..22d200e 100644
--- a/maven-plugin-plugin/src/it/ant-basic/src/main/scripts/touch.mojos.xml
+++ b/maven-plugin-plugin/src/it/ant-basic/src/main/scripts/touch.mojos.xml
@@ -19,8 +19,10 @@
   ~ under the License.
   -->
 <!-- START SNIPPET: ant-mojo -->
-<pluginMetadata xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-                xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/plugin-metadata-1.0.0.xsd">
+<pluginMetadata
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="http://maven.apache.org/PLUGIN-METADATA/1.0.0"
+    xsi:schemaLocation="http://maven.apache.org/PLUGIN-METADATA/1.0.0 http://maven.apache.org/xsd/plugin-metadata-1.0.0.xsd">
   <mojos>
     <mojo>
       <!-- target name to call in ant script -->
diff --git a/maven-plugin-plugin/src/it/ant-reference-parameter/src/main/scripts/test.mojos.xml b/maven-plugin-plugin/src/it/ant-reference-parameter/src/main/scripts/test.mojos.xml
index aee2e02..0766b99 100644
--- a/maven-plugin-plugin/src/it/ant-reference-parameter/src/main/scripts/test.mojos.xml
+++ b/maven-plugin-plugin/src/it/ant-reference-parameter/src/main/scripts/test.mojos.xml
@@ -18,8 +18,10 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-
-<pluginMetadata xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 ../../../../../../maven-plugin-tools-model/target/generated-site/xsd/plugin-metadata-1.0.0.xsd ">
+<pluginMetadata
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="http://maven.apache.org/PLUGIN-METADATA/1.0.0"
+    xsi:schemaLocation="http://maven.apache.org/PLUGIN-METADATA/1.0.0 ../../../../../../maven-plugin-tools-model/target/generated-site/xsd/plugin/metadata-1.0.0.xsd">
   <mojos>
     <mojo>
       <call>test</call>
diff --git a/maven-plugin-plugin/src/it/ant-simple-usage/plugin/src/main/scripts/test.mojos.xml b/maven-plugin-plugin/src/it/ant-simple-usage/plugin/src/main/scripts/test.mojos.xml
index d945702..133426c 100644
--- a/maven-plugin-plugin/src/it/ant-simple-usage/plugin/src/main/scripts/test.mojos.xml
+++ b/maven-plugin-plugin/src/it/ant-simple-usage/plugin/src/main/scripts/test.mojos.xml
@@ -18,8 +18,10 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-
-<pluginMetadata xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 ../../../../../../maven-plugin-tools-model/target/generated-site/xsd/plugin-metadata-1.0.0.xsd ">
+<pluginMetadata
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="http://maven.apache.org/PLUGIN-METADATA/1.0.0"
+    xsi:schemaLocation="http://maven.apache.org/PLUGIN-METADATA/1.0.0 ../../../../../../maven-plugin-tools-model/target/generated-site/xsd/plugin-metadata-1.0.0.xsd ">
   <mojos>
     <mojo>
       <call>test</call>
diff --git a/maven-plugin-plugin/src/it/ant-since-maven-plugin/src/main/scripts/sample.mojos.xml b/maven-plugin-plugin/src/it/ant-since-maven-plugin/src/main/scripts/sample.mojos.xml
index 94d3d90..2b55337 100644
--- a/maven-plugin-plugin/src/it/ant-since-maven-plugin/src/main/scripts/sample.mojos.xml
+++ b/maven-plugin-plugin/src/it/ant-since-maven-plugin/src/main/scripts/sample.mojos.xml
@@ -17,7 +17,10 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
 -->
-<pluginMetadata>
+<pluginMetadata
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="http://maven.apache.org/PLUGIN-METADATA/1.0.0"
+    xsi:schemaLocation="http://maven.apache.org/PLUGIN-METADATA/1.0.0 http://maven.apache.org/xsd/plugin-metadata-1.0.0.xsd">
   <mojos>
     <mojo>
       <goal>sample</goal>
diff --git a/maven-plugin-plugin/src/it/fix-maven-since-3.x/antsample-maven-plugin/src/main/scripts/sample.mojos.xml b/maven-plugin-plugin/src/it/fix-maven-since-3.x/antsample-maven-plugin/src/main/scripts/sample.mojos.xml
index 2d07f64..7706b9e 100644
--- a/maven-plugin-plugin/src/it/fix-maven-since-3.x/antsample-maven-plugin/src/main/scripts/sample.mojos.xml
+++ b/maven-plugin-plugin/src/it/fix-maven-since-3.x/antsample-maven-plugin/src/main/scripts/sample.mojos.xml
@@ -17,7 +17,10 @@
   ~ specific language governing permissions and limitations
   ~ under the License.
   -->
-<pluginMetadata>
+<pluginMetadata
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="http://maven.apache.org/PLUGIN-METADATA/1.0.0"
+    xsi:schemaLocation="http://maven.apache.org/PLUGIN-METADATA/1.0.0 http://maven.apache.org/xsd/plugin-metadata-1.0.0.xsd">
   <mojos>
     <mojo>
       <goal>sample</goal>