diff --git a/package.json b/package.json
index 5f5d0f8..bca18a5 100644
--- a/package.json
+++ b/package.json
@@ -10,11 +10,11 @@
   },
   "license": "BSD-3-Clause-Attribution",
   "dependencies": {
-    "bindings": "1.2.1",
-    "underscore": "1.8.2",
-    "coffee-script": "1.9.1",
+    "bindings": "1.5.0",
+    "underscore": "1.9.1",
+    "coffee-script": "1.12.7",
     "repl":"0.1.3",
-    "nan": "~2.3.5"
+    "nan": "~2.14.0"
   },
   "engine": "node >= 0.12.0"
 }