diff --git a/package.json b/package.json
index db233ca878e4f53a3ead43affbb1cce28b794276..64a60aca191f5ab998a09676308af8d25b6c3040 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "lodash.pick": "4.4.0",
     "minilog": "3.1.0",
     "opt-cli": "1.5.1",
-    "postcss-loader": "1.2.2",
+    "postcss-loader": "1.3.1",
     "postcss-modules-values": "1.2.2",
     "react": "15.4.2",
     "react-dom": "15.4.2",