diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index fe5e8bc59a..0adccb7337 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -360,6 +360,8 @@ Release 2.4.0 - UNRELEASED
     HDFS-4911.  Reduce PeerCache timeout to be commensurate with
     dfs.datanode.socket.reuse.keepalive (cmccabe)
 
+    HDFS-4370. Fix typo Blanacer in DataNode. (Chu Tong via shv)
+
   OPTIMIZATIONS
 
     HDFS-5790. LeaseManager.findPath is very slow when many leases need recovery
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
index ad580a53d1..42a63e73f7 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
@@ -2494,7 +2494,7 @@ public void clearAllBlockSecretKeys() {
   /**
    * Get current value of the max balancer bandwidth in bytes per second.
    *
-   * @return bandwidth Blanacer bandwidth in bytes per second for this datanode.
+   * @return Balancer bandwidth in bytes per second for this datanode.
    */
   public Long getBalancerBandwidth() {
     DataXceiverServer dxcs =