diff --git a/resources/systems/windows/es_systems.xml b/resources/systems/windows/es_systems.xml
index 04b00ccf6..05900b34e 100644
--- a/resources/systems/windows/es_systems.xml
+++ b/resources/systems/windows/es_systems.xml
@@ -122,7 +122,7 @@
         <command label="Flycast">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\flycast_libretro.dll %ROM%</command>
         <command label="Flycast (Standalone)">%EMULATOR_FLYCAST% %ROM%</command>
         <command label="Model 2 Emulator (Standalone)">%RUNINBACKGROUND% %STARTDIR%=%EMUDIR% %EMULATOR_MODEL2% %BASENAME%</command>
-        <command label="Supermodel (Standalone)">%STARTDIR%=%EMUDIR% %EMULATOR_SUPERMODEL% %ROM%</command>
+        <command label="Supermodel (Standalone)">%STARTDIR%=%EMUDIR% %EMULATOR_SUPERMODEL% -fullscreen %ROM%</command>
         <platform>arcade</platform>
         <theme>arcade</theme>
     </system>
@@ -605,7 +605,7 @@
         <command label="Flycast">%EMULATOR_RETROARCH% -L %CORE_RETROARCH%\flycast_libretro.dll %ROM%</command>
         <command label="Flycast (Standalone)">%EMULATOR_FLYCAST% %ROM%</command>
         <command label="Model 2 Emulator (Standalone)">%RUNINBACKGROUND% %STARTDIR%=%EMUDIR% %EMULATOR_MODEL2% %BASENAME%</command>
-        <command label="Supermodel (Standalone)">%STARTDIR%=%EMUDIR% %EMULATOR_SUPERMODEL% %ROM%</command>
+        <command label="Supermodel (Standalone)">%STARTDIR%=%EMUDIR% %EMULATOR_SUPERMODEL% -fullscreen %ROM%</command>
         <platform>arcade</platform>
         <theme>mame</theme>
     </system>