diff --git a/package.json b/package.json
index 59ce34279d..a4f6588bb6 100644
--- a/package.json
+++ b/package.json
@@ -29,8 +29,8 @@
     "testonly:cover": "nyc npm run testonly",
     "lint": "eslint --cache --report-unused-disable-directives src resources",
     "benchmark": "node --predictable ./resources/benchmark.js",
-    "prettier": "prettier --ignore-path .gitignore --write --list-different '**/*.{js,md,json,yml}'",
-    "prettier:check": "prettier --ignore-path .gitignore --check '**/*.{js,md,json,yml}'",
+    "prettier": "prettier --ignore-path .gitignore --write --list-different \"**/*.{js,md,json,yml}\"",
+    "prettier:check": "prettier --ignore-path .gitignore --check \"**/*.{js,md,json,yml}\"",
     "check": "flow check",
     "check:cover": "node resources/check-cover.js && nyc report --nycrc-path .nycflowrc.yml",
     "build": "node resources/build.js",