diff --git a/.editorconfig b/.editorconfig
index 95405c1..8f5d808 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -9,4 +9,4 @@ indent_size = 2
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = false
-insert_final_newline = false
+insert_final_newline = true
diff --git a/components/gists/GistsCode.module.css b/components/gists/GistsCode.module.css
index f040b6d..e052001 100644
--- a/components/gists/GistsCode.module.css
+++ b/components/gists/GistsCode.module.css
@@ -13,4 +13,4 @@
 
 .wrapper .loading span {
   margin: unset;
-}
\ No newline at end of file
+}
diff --git a/package.json b/package.json
index ea3fef1..d5dce53 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
     "lint": "next lint",
     "test": "jest --watch",
     "test-ci": "jest --ci --coverage",
-    "pretty": "prettier --write \"./**/*.{js,jsx,ts,tsx,json}\" --ignore-unknown"
+    "pretty": "prettier --write \"./**/*.{js,jsx,ts,tsx,json,md,mdx,css}\" --ignore-unknown"
   },
   "dependencies": {
     "@codesandbox/sandpack-react": "^1.17.1",