diff --git a/claudedocs/installer-modification-reference.md b/claudedocs/installer-modification-reference.md
index 18520403..f0eb63f9 100644
--- a/claudedocs/installer-modification-reference.md
+++ b/claudedocs/installer-modification-reference.md
@@ -1,9 +1,9 @@
 # Critical Installer Modification Reference
 
-**Date**: 2025-10-18
+**Date**: 2025-10-19
 **File**: `tools/cli/installers/lib/core/installer.js`
 **Lines**: 913-916
-**Backup Branch**: backup-before-pull-20251018-133852
+**Backup Branch**: backup-before-pull-20251019-021553
 
 ## Modification Code