diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index fd304ecc42a..b08208e85cc 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -250,6 +250,9 @@ Release 2.0.3-alpha - Unreleased
     HADOOP-8589 ViewFs tests fail when tests and home dirs are nested.
     (sanjay Radia)
 
+    HADOOP-9193. hadoop script can inadvertently expand wildcard arguments
+    when delegating to hdfs script. (Andy Isaacson via todd)
+
 Release 2.0.2-alpha - 2012-09-07 
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-common-project/hadoop-common/src/main/bin/hadoop b/hadoop-common-project/hadoop-common/src/main/bin/hadoop
index a680e46e8e2..47f783e56fa 100755
--- a/hadoop-common-project/hadoop-common/src/main/bin/hadoop
+++ b/hadoop-common-project/hadoop-common/src/main/bin/hadoop
@@ -58,9 +58,9 @@ case $COMMAND in
     #try to locate hdfs and if present, delegate to it.  
     shift
     if [ -f "${HADOOP_HDFS_HOME}"/bin/hdfs ]; then
-      exec "${HADOOP_HDFS_HOME}"/bin/hdfs ${COMMAND/dfsgroups/groups}  $*
+      exec "${HADOOP_HDFS_HOME}"/bin/hdfs ${COMMAND/dfsgroups/groups}  "$@"
     elif [ -f "${HADOOP_PREFIX}"/bin/hdfs ]; then
-      exec "${HADOOP_PREFIX}"/bin/hdfs ${COMMAND/dfsgroups/groups} $*
+      exec "${HADOOP_PREFIX}"/bin/hdfs ${COMMAND/dfsgroups/groups} "$@"
     else
       echo "HADOOP_HDFS_HOME not found!"
       exit 1
@@ -75,9 +75,9 @@ case $COMMAND in
     #try to locate mapred and if present, delegate to it.
     shift
     if [ -f "${HADOOP_MAPRED_HOME}"/bin/mapred ]; then
-      exec "${HADOOP_MAPRED_HOME}"/bin/mapred ${COMMAND/mrgroups/groups} $*
+      exec "${HADOOP_MAPRED_HOME}"/bin/mapred ${COMMAND/mrgroups/groups} "$@"
     elif [ -f "${HADOOP_PREFIX}"/bin/mapred ]; then
-      exec "${HADOOP_PREFIX}"/bin/mapred ${COMMAND/mrgroups/groups} $*
+      exec "${HADOOP_PREFIX}"/bin/mapred ${COMMAND/mrgroups/groups} "$@"
     else
       echo "HADOOP_MAPRED_HOME not found!"
       exit 1