diff --git a/src/overworld.c b/src/overworld.c
index a9606578dc..37a9642e28 100644
--- a/src/overworld.c
+++ b/src/overworld.c
@@ -624,7 +624,7 @@ static void LoadCurrentMapData(void)
 static void LoadSaveblockMapHeader(void)
 {
     gMapHeader = *Overworld_GetMapHeaderByGroupAndId(gSaveBlock1Ptr->location.mapGroup, gSaveBlock1Ptr->location.mapNum);
-    gMapHeader.mapLayout = GetMapLayout(gMapHeader.mapLayoutId);
+    gMapHeader.mapLayout = GetMapLayout(gSaveBlock1Ptr->mapLayoutId);
 }
 
 static void SetPlayerCoordsFromWarp(void)