diff --git a/.gitignore b/.gitignore
index 970569e..a7183dd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@ CLAUDE.md
 tools/fork/cutover-rehearsal/__pycache__/
 tools/fork/cutover-rehearsal/before.json
 tools/fork/cutover-rehearsal/phase2_notes.json
+tools/fork/__pycache__/