diff --git a/.prettierignore b/.prettierignore
index d52b332..55d2c93 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,5 +1,21 @@
+# dependencies
 node_modules
+
+# production
 build
-.markdownlintignore
+.next
+
+# env
+.env
+.env.development
+.env.production
+
+# test
+.nyc_output
+coverage
+
+# package
 package-lock.json
+
+# markdown
 *.md