diff --git a/package.json b/package.json
index 0bdaff1e939..2becc13a12e 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "json-stringify-safe": "^5.0.1",
     "json5": "^0.5.0",
     "lodash.pick": "^4.2.0",
-    "postcss-loader": "0.11.1",
+    "postcss-loader": "0.13.0",
     "qs": "^6.1.0",
     "react-modal": "^1.2.0",
     "redbox-react": "^1.2.2",