diff --git a/CLAUDE-ACTION.md b/CLAUDE-ACTION.md
index b9291ca..6fdb04a 100644
--- a/CLAUDE-ACTION.md
+++ b/CLAUDE-ACTION.md
@@ -1,6 +1,6 @@
 # Claude Code Action Architecture & Flow
 
-This document provides a comprehensive overview of how the Claude Code Action works, from token exchange through post-run cleanup.
+This document provides a comprehensive overview of how the official (Anthropic) Claude Code Action works, from token exchange through post-run cleanup.
 
 ## Overview