diff --git a/package.json b/package.json
index 149df52..47203d7 100644
--- a/package.json
+++ b/package.json
@@ -30,13 +30,13 @@
     "cookies": "~0.3.6"
   },
   "devDependencies": {
-    "bytes": "0.2.1 - 1",
-    "should": "^2.0.2",
-    "mocha": "^1.14.0",
-    "supertest": "0.7.1 - 1",
-    "co-fs": "^1.1",
-    "co-views": "0.1.0 - 1",
-    "ejs": "0.8.4 - 1"
+    "bytes": "~0.2.1",
+    "should": "~2.0.2",
+    "mocha": "~1.14.0",
+    "supertest": "~0.7.1",
+    "co-fs": "~1.1",
+    "co-views": "~0.1.0",
+    "ejs": "~0.8.4"
   },
   "engines": {
     "node": "> 0.11.4"