diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index b40ceeca6f..cb2db929fb 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -339,6 +339,9 @@ Release 2.4.0 - UNRELEASED
     YARN-1071. Enabled ResourceManager to recover cluster metrics
     numDecommissionedNMs after restarting. (Jian He via zjshen)
 
+    YARN-1742. Fixed javadoc of configuration parameter
+    DEFAULT_NM_MIN_HEALTHY_DISKS_FRACTION. (Akira Ajisaka via vinodkv)
+
 Release 2.3.1 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
index f2722a5849..04ecea6fe0 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
@@ -736,7 +736,7 @@ public class YarnConfiguration extends Configuration {
   public static final String NM_MIN_HEALTHY_DISKS_FRACTION =
     NM_PREFIX + "disk-health-checker.min-healthy-disks";
   /**
-   * By default, at least 5% of disks are to be healthy to say that the node
+   * By default, at least 25% of disks are to be healthy to say that the node
    * is healthy in terms of disks.
    */
   public static final float DEFAULT_NM_MIN_HEALTHY_DISKS_FRACTION