diff --git a/package.json b/package.json
index 0d27570..9ce214e 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   "scripts": {
     "build": "npm run clean && tsc",
     "clean": "rimraf ./dist",
-    "format": "prettier --write --single-quote",
+    "format": "prettier ./src/ --write --single-quote",
     "lint-staged": "lint-staged",
     "prepare": "husky",
     "prepublishOnly": "npm run test && npm run build",