diff --git a/package.json b/package.json
index bce044319215f9ac83a03cb3d139d479cf80e318..0331b82041d7b8960d25489403d6593c4a61473f 100644
--- a/package.json
+++ b/package.json
@@ -13,9 +13,9 @@
     "test": "test"
   },
   "scripts": {
-    "test": "mocha --harmony --growl --timeout 20000 test test/fast test/fast/block test/integration test/",
-    "start": "node --harmony bin/ucoind start",
-    "test-travis": "node --harmony ./node_modules/istanbul/lib/cli.js cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec --timeout 20000 test test/fast test/fast/block test/integration test/"
+    "test": "mocha --growl --timeout 20000 test test/fast test/fast/block test/integration test/",
+    "start": "node bin/ucoind start",
+    "test-travis": "node ./node_modules/istanbul/lib/cli.js cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec --timeout 20000 test test/fast test/fast/block test/integration test/"
   },
   "repository": {
     "type": "git",
diff --git a/ucoin.sh b/ucoin.sh
index cd59eb51467e971383603b6db053bd3e97f6650f..6cf02408bf769ce65caee7ca172b2b42469a5ac8 100755
--- a/ucoin.sh
+++ b/ucoin.sh
@@ -36,7 +36,7 @@ ucoind() {
 		#---------------------------------
 
 		start|stop|restart)
-		$NODE --harmony "$UCOIN_DIR/bin/daemon" $*
+		$NODE "$UCOIN_DIR/bin/daemon" $*
 		;;
 
 		#---------------------------------
@@ -44,7 +44,7 @@ ucoind() {
 		#---------------------------------
 
 		*)
-	  $NODE --harmony "$UCOIN_DIR/bin/ucoind" $*
+	  $NODE "$UCOIN_DIR/bin/ucoind" $*
 		;;
 
 		esac