diff --git a/maven-plugin-tools-annotations/src/site/apt/index.apt b/maven-plugin-tools-annotations/src/site/apt/index.apt
index 8e08aa1..1978f0d 100644
--- a/maven-plugin-tools-annotations/src/site/apt/index.apt
+++ b/maven-plugin-tools-annotations/src/site/apt/index.apt
@@ -98,7 +98,7 @@ public class MyMojo
     @Component
     private MojoExecution mojo;
 
-    @Component
+    @Component // for Maven 3 only
     private PluginDescriptor plugin;
 
     @Component