diff --git a/start.bat b/start.bat
index 0422587..41aba81 100644
--- a/start.bat
+++ b/start.bat
@@ -30,15 +30,15 @@ echo.
 
 REM ========== Start services ==========
 echo [1/3] Starting validation service on port 8001...
-start "JRXML-Validator" cmd /k "cd /d "%~dp0" && %PYTHON% -m uvicorn validation_service.main:app --port 8001 --host 0.0.0.0"
+start "JRXML-Validator" cmd /k cd /d "%~dp0" ^&^& "%PYTHON%" -m uvicorn validation_service.main:app --port 8001 --host 0.0.0.0
 timeout /t 3 /nobreak >nul
 
 echo [2/3] Starting backend API on port 8000...
-start "JRXML-API" cmd /k "cd /d "%~dp0" && %PYTHON% -m uvicorn api_server:app --port 8000 --host 0.0.0.0"
+start "JRXML-API" cmd /k cd /d "%~dp0" ^&^& "%PYTHON%" -m uvicorn api_server:app --port 8000 --host 0.0.0.0
 timeout /t 3 /nobreak >nul
 
 echo [3/3] Starting frontend dev server on port 5173...
-start "JRXML-Frontend" cmd /k "cd /d "%~dp0frontend" && npm run dev"
+start "JRXML-Frontend" cmd /k cd /d "%~dp0frontend" ^&^& npm run dev
 timeout /t 3 /nobreak >nul
 
 echo.