diff --git a/.gitignore b/.gitignore
index 95c6beb..28af607 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,4 +24,4 @@ RELEASE-GUIDE.md
 ROADMAP.md
 deploy-test.bat
 .claude/
-RELEASE_NOTES_v1.1.0md
+RELEASE_NOTES_v1.1.0.md