diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMParams.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMParams.java
index 2ca7ff5471..4bbd1da735 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMParams.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AMParams.java
@@ -22,13 +22,13 @@
  * Params constants for the AM webapp and the history webapp.
  */
 public interface AMParams {
-  static final String RM_WEB = "rm.web";
-  static final String APP_ID = "app.id";
-  static final String JOB_ID = "job.id";
-  static final String TASK_ID = "task.id";
-  static final String TASK_TYPE = "task.type";
-  static final String TASK_STATE = "task.state";
-  static final String ATTEMPT_STATE = "attempt.state";
-  static final String COUNTER_GROUP = "counter.group";
-  static final String COUNTER_NAME = "counter.name";
+  String RM_WEB = "rm.web";
+  String APP_ID = "app.id";
+  String JOB_ID = "job.id";
+  String TASK_ID = "task.id";
+  String TASK_TYPE = "task.type";
+  String TASK_STATE = "task.state";
+  String ATTEMPT_STATE = "attempt.state";
+  String COUNTER_GROUP = "counter.group";
+  String COUNTER_NAME = "counter.name";
 }