diff --git a/.gitignore b/.gitignore
index 434b8fd..8c57f52 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,6 +20,7 @@ frontend/dist/
 backend/mcpspike
 backend/cmd/mcpspike/mcpspike
 .superpowers/
+.worktrees/
 
 # Claude Code session-local runtime state
 .claude/*.lock