diff --git a/package.json b/package.json
index eeae83c09..49a7cc38d 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
   "main": "index.js",
   "dependencies": {
     "bl": "~0.9.0",
-    "caseless": "~0.8.0",
+    "caseless": "~0.9.0",
     "forever-agent": "~0.5.0",
     "form-data": "~0.2.0",
     "json-stringify-safe": "~5.0.0",