diff --git a/package.json b/package.json
index 7d39058..4351f60 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "karma-scss-preprocessor": "^2.0.0",
     "karma-typescript": "^2.1.5",
     "matchdep": "^1.0.1",
-    "node-sass": "^3.13.1",
+    "node-sass": "^4.1.1",
     "time-grunt": "^1.4.0",
     "tslint": "^4.2.0",
     "typescript": "^2.1.4"