diff --git a/.prettierignore b/.prettierignore
new file mode 100644
index 0000000..58d06c3
--- /dev/null
+++ b/.prettierignore
@@ -0,0 +1,4 @@
+.cache
+package.json
+package-lock.json
+public
diff --git a/package.json b/package.json
index 940cf1f..1262ad4 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
   "scripts": {
     "build": "gatsby build",
     "develop": "gatsby develop",
-    "format": "prettier --write src/**/*.{js,jsx}",
+    "format": "prettier --write \"**/*.{js,jsx,json,md}\"",
     "start": "npm run develop",
     "serve": "gatsby serve",
     "test": "echo \"Write tests! -> https://gatsby.dev/unit-testing\""