diff --git a/role-service/package.json b/role-service/package.json
old mode 100755
new mode 100644
index 9f9e905..0b884bf
--- a/role-service/package.json
+++ b/role-service/package.json
@@ -20,7 +20,7 @@
     "joi": "^13.0.1",
     "jwt-simple": "^0.5.1",
     "mocha": "^4.0.1",
-    "mongodb": "^2.2.33",
+    "mongodb": "^3.6.1",
     "morgan": "^1.9.0",
     "redis": "^2.8.0",
     "should": "^13.1.2",