diff --git a/atari800/src/cartridge.c b/atari800/src/cartridge.c
index e301e61..9957192 100644
--- a/atari800/src/cartridge.c
+++ b/atari800/src/cartridge.c
@@ -1419,7 +1419,7 @@ static int InsertCartridge(const char *filename, CARTRIDGE_image_t *cart)
 #ifdef __LIBRETRO__
 		if(autorun5200){
 			int match=0,i=0;
-			printf("Hack Libretro:atari800_opt1 ON %d\n",cart->size);
+			printf("Hack Libretro:crc A5200 ON sz:%d crc:%x\n",cart->size,crc);
 			while(a5200_game[i].type!=-1){
 				if(crc==a5200_game[i].crc){
 					match=1;
diff --git a/libretro/core-mapper.c b/libretro/core-mapper.c
index 74c51b2..b0bffa4 100644
--- a/libretro/core-mapper.c
+++ b/libretro/core-mapper.c
@@ -645,7 +645,7 @@ if(atari_devices[0]==RETRO_DEVICE_ATARI_JOYSTICK){
       SHOWKEY=-SHOWKEY;
    }
 
-   i=3;//type ENTER
+   i=3;// START
    if ( input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, i) && mbt[i]==0 )
       mbt[i]=1;
    else if ( mbt[i]==1 && ! input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, i) )
diff --git a/libretro/platform.c b/libretro/platform.c
index e6ea797..0b0aabe 100644
--- a/libretro/platform.c
+++ b/libretro/platform.c
@@ -129,6 +129,9 @@ int PLATFORM_Keyboard(void)
 			INPUT_key_shift = 0;
 		}
 
+	        if (mbt[RETRO_DEVICE_ID_JOYPAD_START])
+			return AKEY_5200_START ^ shiftctrl;
+
 		if (Key_Sate[RETROK_F4])
 			return AKEY_5200_START ^ shiftctrl;