diff --git a/doc/style_guide.md b/doc/style_guide.md
index 683cb30..bdc172a 100644
--- a/doc/style_guide.md
+++ b/doc/style_guide.md
@@ -1,3 +1,4 @@
+# M3 Lightmeter repo style guide
 
 This repo uses [Effective Dart Style](https://dart.dev/guides/language/effective-dart/style) and [Style guide for Flutter repo](https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#formatting) with some alterations.
 
@@ -136,4 +137,4 @@ const SizedBox(
   width: 16.0,
   height: 16.0,
 )
-```
\ No newline at end of file
+```