diff --git a/builds/genesis_plus_gx_libretro.dll b/builds/genesis_plus_gx_libretro.dll
index e0b5e56..f77a160 100644
Binary files a/builds/genesis_plus_gx_libretro.dll and b/builds/genesis_plus_gx_libretro.dll differ
diff --git a/builds/genplus_cube.dol b/builds/genplus_cube.dol
index e600d11..54412b7 100644
Binary files a/builds/genplus_cube.dol and b/builds/genplus_cube.dol differ
diff --git a/builds/genplus_wii.dol b/builds/genplus_wii.dol
index 268a863..6bb7e1f 100644
Binary files a/builds/genplus_wii.dol and b/builds/genplus_wii.dol differ
diff --git a/core/cart_hw/md_cart.c b/core/cart_hw/md_cart.c
index 72481e0..3a4f567 100644
--- a/core/cart_hw/md_cart.c
+++ b/core/cart_hw/md_cart.c
@@ -435,18 +435,6 @@ void md_cart_init(void)
         }
       }
     }
-
-    /* support for Landstalker expanded ROM hack */
-    else if ((strstr(rominfo.product,"MK-1353") != NULL))
-    {
-      m68k.memory_map[0x20].base    = sram.sram;
-      m68k.memory_map[0x20].read8   = sram_read_byte;
-      m68k.memory_map[0x20].read16  = sram_read_word;
-      m68k.memory_map[0x20].write8  = sram_write_byte;
-      m68k.memory_map[0x20].write16 = sram_write_word;
-      zbank_memory_map[0x20].read   = sram_read_byte;
-      zbank_memory_map[0x20].write  = sram_write_byte;
-    }
   }
 
   /**********************************************