diff --git a/package.json b/package.json
index 6eb2c10..2437e64 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
   ],
   "license": "ISC",
   "dependencies": {
-    "lodash": "~2.4.1",
+    "lodash": "~4.17.19",
     "slack-node": "0.0.9"
   },
   "devDependencies": {