diff --git a/.gitignore b/.gitignore
index 2608138..9a1075d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -186,3 +186,6 @@ cython_debug/
 
 # PyPI configuration file
 .pypirc
+
+# Patch backups written by scripts/patch-*.py — git history is the real backup
+*.bak-*