diff --git a/package.json b/package.json
index 6db7314..7886d85 100644
--- a/package.json
+++ b/package.json
@@ -10,17 +10,17 @@
     "node": ">= 0.10.0"
   },
   "dependencies": {
-    "debug": "^1.0.4",
-    "object-hash": "^0.3.0",
-    "source-map-support": "^0.2.8",
-    "underscore": "^1.7.0"
+    "debug": "^2.2.0",
+    "object-hash": "^0.9.1",
+    "source-map-support": "^0.3.2",
+    "underscore": "^1.8.3"
   },
   "devDependencies": {
-    "should": "4.0.4",
-    "coffee-script": "1.7.1",
-    "chai": "1.9.1",
-    "mocha": "1.20.1",
-    "coffeelint": "1.5.2"
+    "should": "7.1.0",
+    "coffee-script": "1.10.0",
+    "chai": "3.2.0",
+    "mocha": "2.3.2",
+    "coffeelint": "1.12.1"
   },
   "repository": {
     "type": "git",