diff --git a/package.json b/package.json
index 48d08c6..ed2ebe1 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "promise2stream": "^1.0.0"
   },
   "devDependencies": {
-    "is-buffer": "^1.1.3",
+    "is-buffer": "^1.1.5",
     "mukla": "^0.4.0",
     "pre-commit": "*"
   },