diff --git a/builds/genesis_plus_gx_libretro.dll b/builds/genesis_plus_gx_libretro.dll
index f77a160..e0b5e56 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 54412b7..e600d11 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 6bb7e1f..268a863 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 3a4f567..72481e0 100644
--- a/core/cart_hw/md_cart.c
+++ b/core/cart_hw/md_cart.c
@@ -435,6 +435,18 @@ 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;
+    }
   }
 
   /**********************************************