diff --git a/.gitignore b/.gitignore
index 312325345435ab83dc61f8439722fe76bcf6cda0..ab596f4d5e5f20c6b596207aac9d8b6e02298a1d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,5 @@ project.qws
 project.vhd.bak
 Rx.vhd.bak
 Tx.vhd.bak
-c5_pin_model_dump.txt
\ No newline at end of file
+c5_pin_model_dump.txt
+controller_tb.vhd.bak
\ No newline at end of file