diff --git a/.gitignore b/.gitignore
index 2c1ceae12..bd39647e3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,7 @@
 sonoff/user_config_override.h
 build
 firmware.map
+firmware.asm
 
 ## Visual Studio Code specific ######
 .vscode