diff --git a/package.json b/package.json
index c1bbadb..083d231 100644
--- a/package.json
+++ b/package.json
@@ -6,8 +6,8 @@
   "main": "lib/main.js",
   "scripts": {
     "build": "tsc",
-    "format": "prettier --write '**/*.ts'",
-    "format-check": "prettier --check '**/*.ts'",
+    "format": "prettier --write 'src/**/*.ts'",
+    "format-check": "prettier --check 'src/**/*.ts'",
     "lint": "eslint src/**/*.ts",
     "package": "ncc build --source-map --license licenses.txt",
     "test": "jest",