diff --git a/package.json b/package.json
index 3929f8b..7ce1948 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,6 @@
     "chalk": "1.1.1",
     "commander": "2.9.0",
     "copy-paste": "1.1.4",
-    "es6-promisify": "3.0.0",
     "fs-promise": "0.4.1",
     "graceful-fs": "4.1.3",
     "ms": "0.7.1",