diff --git a/package.json b/package.json
index d4957fc..db69fd7 100644
--- a/package.json
+++ b/package.json
@@ -28,10 +28,10 @@
     "test": "node test/all.js"
   },
   "dependencies": {
-    "qs": "1.2.0",
+    "iconv-lite": "0.2.11",
+    "qs": "^6.9.1",
     "xml2js": "0.4.0",
-    "yaml": "0.2.3",
-    "iconv-lite": "0.2.11"
+    "yaml": "0.2.3"
   },
   "devDependencies": {
     "nodeunit": "0.8.2"