diff --git a/.gitignore b/.gitignore
index 5214e0f9b..9b86280e0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -53,3 +53,6 @@ __pycache__/
 # sqlite stuff
 *.db
 *.db-journal
+
+# backup files from OpenMaya
+*.bak