diff --git a/package.json b/package.json
index 478001ef..3ca4ee6f 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "redbox-react": "^1.2.4",
     "redux-logger": "^2.6.1",
     "rimraf": "^2.4.4",
-    "sass-loader": "^3.2.0",
+    "sass-loader": "^4.0.1",
     "style-loader": "^0.13.0",
     "svg-inline-loader": "^0.4.0",
     "tap-spec": "^4.1.1",