diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 2dfde4a8d7..9e75e9179e 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -558,6 +558,8 @@ Release 2.0.5-beta - UNRELEASED
     HADOOP-9379. capture the ulimit info after printing the log to the 
     console. (Arpit Gupta via suresh)
 
+    HADOOP-9399. protoc maven plugin doesn't work on mvn 3.0.2 (todd)
+
 Release 2.0.4-alpha - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-maven-plugins/src/main/java/org/apache/hadoop/maven/plugin/protoc/ProtocMojo.java b/hadoop-maven-plugins/src/main/java/org/apache/hadoop/maven/plugin/protoc/ProtocMojo.java
index 0844510170..47e97db9ef 100644
--- a/hadoop-maven-plugins/src/main/java/org/apache/hadoop/maven/plugin/protoc/ProtocMojo.java
+++ b/hadoop-maven-plugins/src/main/java/org/apache/hadoop/maven/plugin/protoc/ProtocMojo.java
@@ -37,7 +37,7 @@ public class ProtocMojo extends AbstractMojo {
   private MavenProject project;
 
   @Parameter
-  private List<File> imports;
+  private File[] imports;
 
   @Parameter(defaultValue="${project.build.directory}/generated-sources/java")
   private File output;
@@ -83,4 +83,4 @@ public void execute() throws MojoExecutionException {
     project.addCompileSourceRoot(output.getAbsolutePath());
   }
 
-}
\ No newline at end of file
+}