diff --git a/.gitignore b/.gitignore
index 0fabe70f4130c763da753a175b2b5217e5a8cfea..a93ffd42a13e1efb0165bba22c8711568d3995f6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 *.vcd
 *.cf
 tb_main_processor
+.*.swp