diff --git a/src/map.s b/src/map.s
index 11d83fe..68e4b8a 100644
--- a/src/map.s
+++ b/src/map.s
@@ -133,15 +133,7 @@ Map_Scroll::
     cp [hl]
     jr nz, .scroll_down_check
 
-    ; B = CAMERA_X - SCX/8
-    ld a, [rSCX]
-    srl a
-    srl a
-    srl a
-    ld b, a
-    ld a, [CURRENT_CAMERA_X]
-    sub b
-    ld b, a
+    LOAD_MAPX
 
     ; C = CAMERA_Y - 2
     ld a, [CURRENT_CAMERA_Y]