diff --git a/.gitignore b/.gitignore
index 7146151..5842c7f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,6 @@ __pycache__/
 
 # local reference material
 *.epub
+
+# local isolated worktrees (superpowers:using-git-worktrees)
+.worktrees/