diff --git a/.gitignore b/.gitignore
index 821b1b8c672..7e8e5f84a72 100644
--- a/.gitignore
+++ b/.gitignore
@@ -124,3 +124,6 @@ prime/
 /AGENT.md
 /CLAUDE.md
 /llms.txt
+
+# Ignore worktrees when working on multiple branches
+.worktrees/