diff --git a/tools/.gitignore b/tools/.gitignore
index 2f6ecc7..b1e997f 100644
--- a/tools/.gitignore
+++ b/tools/.gitignore
@@ -1,5 +1,6 @@
 /bmp_logo
 /envcrc
+/fit_check_sign
 /fit_info
 /gen_eth_addr
 /img2srec