diff --git a/scripts/on_sd_start.bat b/scripts/on_sd_start.bat
index 241f6e3b..48894771 100644
--- a/scripts/on_sd_start.bat
+++ b/scripts/on_sd_start.bat
@@ -351,9 +351,9 @@ call python --version
 @set SD_UI_PATH=%cd%\ui
 @cd stable-diffusion
 
-@if "%SD_UI_BIND_PORT%" == "" set SD_UI_BIND_PORT=9000
-@if "%SD_UI_BIND_IP%" == "" set SD_UI_BIND_PORT=0.0.0.0
-@uvicorn server:app --app-dir "%SD_UI_PATH%" --port 9000 --host 0.0.0.0
+@if NOT DEFINED SD_UI_BIND_PORT set SD_UI_BIND_PORT=9000
+@if NOT DEFINED SD_UI_BIND_IP set SD_UI_BIND_IP=0.0.0.0
+@uvicorn server:app --app-dir "%SD_UI_PATH%" --port %SD_UI_BIND_PORT% --host %SD_UI_BIND_IP%
 
 
 @pause