diff --git a/.gitignore b/.gitignore
index 0d17abc1..61d9d1fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -82,6 +82,7 @@ Lib/lvgl/sconscript
 
 # LVGL PC Simulator - build artifacts
 simulator/build/
+sim_dbg.log
 
 # LVGL PC Simulator - SDL2 SDK (downloaded, see docs/测试说明/LVGL模拟器部署与使用说明.md)
 simulator/SDL2/