diff --git a/package.json b/package.json
index 4fe2c33..756b449 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "file-loader": "^0.8.5",
     "json-loader": "^0.5.4",
     "node-sass": "^3.8.0",
-    "sass-loader": "^3.2.0",
+    "sass-loader": "^4.0.2",
     "style-loader": "^0.13.1",
     "url-loader": "^0.5.7",
     "webpack": "^1.13.1",