diff --git a/distribution/bin/mqadmin b/distribution/bin/mqadmin
index cd0253bc87d55801bc35a4c9aa83c58beea9a5e8..980d6e3b6bda4ac9d0867a10902bcff6e0e1bb57 100644
--- a/distribution/bin/mqadmin
+++ b/distribution/bin/mqadmin
@@ -42,4 +42,4 @@ fi
 
 export ROCKETMQ_HOME
 
-sh ${ROCKETMQ_HOME}/bin/tools.sh org.apache.rocketmq.tools.command.MQAdminStartup $@
+sh ${ROCKETMQ_HOME}/bin/tools.sh org.apache.rocketmq.tools.command.MQAdminStartup "$@"
diff --git a/distribution/bin/tools.sh b/distribution/bin/tools.sh
index 071794c63056a242f71b2915986414dc37c233a1..a13dc7e620aa3717cb8ea31a8ee06f28e07d1123 100644
--- a/distribution/bin/tools.sh
+++ b/distribution/bin/tools.sh
@@ -40,4 +40,4 @@ JAVA_OPT="${JAVA_OPT} -server -Xms1g -Xmx1g -Xmn256m -XX:MetaspaceSize=128m -XX:
 JAVA_OPT="${JAVA_OPT} -Djava.ext.dirs=${BASE_DIR}/lib:${JAVA_HOME}/jre/lib/ext:${JAVA_HOME}/lib/ext"
 JAVA_OPT="${JAVA_OPT} -cp ${CLASSPATH}"
 
-$JAVA ${JAVA_OPT} $@
+$JAVA ${JAVA_OPT} "$@"