diff --git a/include/fieldmap.h b/include/fieldmap.h
index 28da8da2a3..aabfce461e 100644
--- a/include/fieldmap.h
+++ b/include/fieldmap.h
@@ -7,7 +7,7 @@
 #define NUM_METATILES_TOTAL 1024
 #define NUM_PALS_IN_PRIMARY 6
 #define NUM_PALS_TOTAL 13
-#define MAX_MAP_DATA_SIZE 0x2800
+#define MAX_MAP_DATA_SIZE 10240
 
 // Map coordinates are offset by 7 when using the map
 // buffer because it needs to load sufficient border