diff --git a/.gitignore b/.gitignore
index 77b2566..e690a6b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,7 @@
 *.swp
 .idea/
 .vscode/
+
+# Local worktrees (per using-git-worktrees skill; isolation, not content)
+.worktrees/
+worktrees/