diff --git a/package-lock.json b/package-lock.json
index 904e2b6..28e413e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,9 +5,9 @@
   "requires": true,
   "dependencies": {
     "coffeescript": {
-      "version": "2.4.1",
-      "resolved": "https://registry.npmjs.org/coffeescript/-/coffeescript-2.4.1.tgz",
-      "integrity": "sha512-34GV1aHrsMpTaO3KfMJL40ZNuvKDR/g98THHnE9bQj8HjMaZvSrLik99WWqyMhRtbe8V5hpx5iLgdcSvM/S2wg==",
+      "version": "2.5.1",
+      "resolved": "https://registry.npmjs.org/coffeescript/-/coffeescript-2.5.1.tgz",
+      "integrity": "sha512-J2jRPX0eeFh5VKyVnoLrfVFgLZtnnmp96WQSLAS8OrLm2wtQLcnikYKe1gViJKDH7vucjuhHvBKKBP3rKcD1tQ==",
       "dev": true
     }
   }