diff --git a/package.json b/package.json
index a6cb287ca9f..8e57e6d6a62 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     }
   },
   "lint-staged": {
-    "*.js": [
+    "*.{js,md,css}": [
       "prettier --trailing-comma es5 --single-quote --write",
       "git add"
     ],