diff --git a/package.json b/package.json
index 2ac580442..3f4555bad 100644
--- a/package.json
+++ b/package.json
@@ -22,25 +22,25 @@
   },
   "main": "index.js",
   "dependencies": {
-    "bl": "1.0.0",
-    "caseless": "0.11.0",
-    "extend": "3.0.0",
-    "forever-agent": "0.6.1",
-    "form-data": "1.0.0-rc3",
-    "json-stringify-safe": "5.0.1",
-    "mime-types": "2.1.7",
-    "node-uuid": "1.4.3",
-    "qs": "5.2.0",
-    "tunnel-agent": "0.4.1",
-    "tough-cookie": "2.1.0",
-    "http-signature": "0.11.0",
-    "oauth-sign": "0.8.0",
-    "hawk": "3.1.0",
-    "aws-sign2": "0.5.0",
-    "stringstream": "0.0.4",
-    "combined-stream": "1.0.5",
-    "isstream": "0.1.2",
-    "har-validator": "2.0.2"
+    "bl": "~1.0.0",
+    "caseless": "~0.11.0",
+    "extend": "~3.0.0",
+    "forever-agent": "~0.6.1",
+    "form-data": "~1.0.0-rc3",
+    "json-stringify-safe": "~5.0.1",
+    "mime-types": "~2.1.7",
+    "node-uuid": "~1.4.3",
+    "qs": "~5.2.0",
+    "tunnel-agent": "~0.4.1",
+    "tough-cookie": "~2.1.0",
+    "http-signature": "~0.11.0",
+    "oauth-sign": "~0.8.0",
+    "hawk": "~3.1.0",
+    "aws-sign2": "~0.5.0",
+    "stringstream": "~0.0.4",
+    "combined-stream": "~1.0.5",
+    "isstream": "~0.1.2",
+    "har-validator": "~2.0.2"
   },
   "scripts": {
     "test": "npm run lint && npm run test-ci && npm run test-browser",