diff --git a/.gitignore b/.gitignore
index 2fbfc9c717b9e4cbfe87cb4115ed4c05e0084cb0..56fa7b3535420365692d7f307d7ea192a2a574f5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,4 +29,5 @@ log/
 *.gif
 *.svg
 *.pdf
-*.eps
\ No newline at end of file
+*.eps
+*.bak