diff --git a/src/sm_85.c b/src/sm_85.c
index c15acb0..bbdbb36 100644
--- a/src/sm_85.c
+++ b/src/sm_85.c
@@ -83,8 +83,8 @@ static uint16 WriteMessageTilemap(void) {  // 0x8582B8
   message_box_animation_y_radius = 0;
   for (int i = 0; i != 112; ++i)
     ram3000.pause_menu_map_tilemap[i] = 0;
-  uint16 r0 = *(VoidP *)((uint8 *)&kMessageBoxDefs[6 * (message_box_index - 1)].message_tilemap);
-  uint16 r9 = *(VoidP *)((uint8 *)&kMessageBoxDefs[6 * (message_box_index - 1) + 1].message_tilemap) - r0;
+  uint16 r0 = kMessageBoxDefs[message_box_index - 1].message_tilemap;
+  uint16 r9 = kMessageBoxDefs[message_box_index].message_tilemap - r0;
   int n = r9 >> 1;
   r9 += 128;
   message_box_das0l_value = r9;