diff --git a/package.json b/package.json
index 796ce69..85e87aa 100644
--- a/package.json
+++ b/package.json
@@ -20,15 +20,15 @@
     "test"
   ],
   "dependencies": {
-    "async": "^1.4.0",
+    "async": "^2.1.2",
     "debug": "^2.2.0"
   },
   "devDependencies": {
     "coveralls": "^2.11.2",
-    "eslint-config-mongodb-js": "^0.1.5",
-    "istanbul": "^0.3.17",
-    "mocha": "~2.2.5",
-    "mongodb-js-precommit": "^0.1.3",
+    "eslint-config-mongodb-js": "^2.2.0",
+    "istanbul": "^0.4.5",
+    "mocha": "~3.1.2",
+    "mongodb-js-precommit": "^0.2.9",
     "pre-commit": "^1.0.10"
   },
   "keywords": [