diff --git a/.gitignore b/.gitignore
index 8162fca..3b71bca 100755
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@ config/.scripts/playstate
 !emacs/.emacs.d/config.org
 !emacs/.emacs.d/ledger.org
 *API*
+*.bak