diff --git a/package.json b/package.json
index 35798806c..6eda064e5 100644
--- a/package.json
+++ b/package.json
@@ -401,8 +401,8 @@
     "graceful-fs": "^4.1.2",
     "http-proxy": "^1.13.0",
     "isbinaryfile": "^3.0.0",
-    "lodash": "^4.17.14",
-    "log4js": "^4.0.0",
+    "lodash": "^4.17.17",
+    "log4js": "^6.4.0",
     "mime": "^2.3.1",
     "minimatch": "^3.0.2",
     "optimist": "^0.6.1",