diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 60ac9defb2c..c7a8ef1a9ff 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -119,6 +119,9 @@ Release 2.4.1 - UNRELEASED
 
     YARN-1931. Private API change in YARN-1824 in 2.4 broke compatibility 
     with previous releases (Sandy Ryza via tgraves)
+    
+    YARN-1750. TestNodeStatusUpdater#testNMRegistration is incorrect in test 
+    case. (Wangda Tan via junping_du)
 
 Release 2.4.0 - 2014-04-07 
 
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeStatusUpdater.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeStatusUpdater.java
index 76c544029c3..0ff34a51725 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeStatusUpdater.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestNodeStatusUpdater.java
@@ -261,10 +261,12 @@ public class TestNodeStatusUpdater {
         this.context.getContainers().put(secondContainerID, container);
       } else if (heartBeatID == 3) {
         // Checks on the RM end
-        Assert.assertEquals("Number of applications should only be one!", 1,
+        Assert.assertEquals("Number of applications should have two!", 2,
             appToContainers.size());
-        Assert.assertEquals("Number of container for the app should be two!",
-            2, appToContainers.get(appId2).size());
+        Assert.assertEquals("Number of container for the app-1 should be only one!",
+            1, appToContainers.get(appId1).size());
+        Assert.assertEquals("Number of container for the app-2 should be only one!",
+            1, appToContainers.get(appId2).size());
 
         // Checks on the NM end
         ConcurrentMap<ContainerId, Container> activeContainers =