diff --git a/package.json b/package.json
index b3911a7..e3444e6 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "request": "^2.76.0",
     "rimraf": "^2.5.4",
     "semver": "^5.3.0",
-    "strip-ansi": "^3.0.1",
+    "strip-ansi": "^4.0.0",
     "style-loader": "^0.13.1",
     "stylus": "^0.54.5",
     "stylus-loader": "^2.3.1",