diff --git a/package.json b/package.json
index d57afb7..bb90a21 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "xtend": "^4.0.0"
   },
   "scripts": {
-    "format": "remark . -qfo && prettier --write '**/*.js' && xo --fix",
+    "format": "remark . -qfo && prettier --write \"**/*.js\" && xo --fix",
     "test-api": "node test",
     "test-coverage": "nyc --reporter lcov tape test/index.js",
     "test": "npm run format && npm run test-coverage"