switch doc from plexus-maven-plugin to plexus-component-metadata
diff --git a/src/site/apt/guide/new_provider.apt b/src/site/apt/guide/new_provider.apt
index 4bbe92f..d7fafe3 100644
--- a/src/site/apt/guide/new_provider.apt
+++ b/src/site/apt/guide/new_provider.apt
@@ -84,12 +84,12 @@
     <plugins>
       <plugin>
         <groupId>org.codehaus.plexus</groupId>
-        <artifactId>plexus-maven-plugin</artifactId>
-        <version>1.3.8</version>
+        <artifactId>plexus-component-metadata</artifactId>
+        <version>1.7.1</version>
         <executions>
           <execution>
             <goals>
-              <goal>descriptor</goal>
+              <goal>generate-metadata</goal>
             </goals>
           </execution>
         </executions>
@@ -99,7 +99,7 @@
 </project>
 +------------------------------------------+
 
-  The plexus maven plugin will generate the plexus meta-data file used by the
+  The plexus-component-metadata maven plugin will generate the Plexus meta-data file used by the
   Maven-SCM manager.
 
 * Create an SCM Provider Repository class