diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 0887d047d2a..0a920f40c83 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -199,6 +199,8 @@ Trunk (Unreleased)
 
   BUG FIXES
 
+    HADOOP-10759. Remove hardcoded JAVA_HEAP_MAX. (Eric Yang)
+
     HADOOP-9451. Fault single-layer config if node group topology is enabled.
     (Junping Du via llu)
 
diff --git a/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.sh b/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.sh
index 6581ab4ada1..a0fb9d0c99d 100644
--- a/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.sh
+++ b/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.sh
@@ -149,8 +149,6 @@ if [[ -z $JAVA_HOME ]]; then
 fi
 
 JAVA=$JAVA_HOME/bin/java
-# some Java parameters
-JAVA_HEAP_MAX=-Xmx1000m 
 
 # check envvars which might override default args
 if [ "$HADOOP_HEAPSIZE" != "" ]; then