diff --git a/cores/MasterSystem/make.bat b/cores/MasterSystem/make.bat
new file mode 100644
index 0000000..7e66ca5
--- /dev/null
+++ b/cores/MasterSystem/make.bat
@@ -0,0 +1,8 @@
+SET machine=sms_rgb
+SET ruta_ucf=src\sms_rgb
+SET ruta_bat=..\
+call ..\genxst.bat
+call ..\generar.bat v2
+call ..\generar.bat v3
+call ..\generar.bat v4
+call ..\generar.bat Ap