diff --git a/include/constants/global.h b/include/constants/global.h
index 2a0ac7d6f1..8e40e63786 100644
--- a/include/constants/global.h
+++ b/include/constants/global.h
@@ -35,7 +35,9 @@
 #define FRONTIER_PARTY_SIZE         3
 #define FRONTIER_DOUBLES_PARTY_SIZE 4
 #define FRONTIER_MULTI_PARTY_SIZE   2
-#define MAX_FRONTIER_PARTY_SIZE     FRONTIER_DOUBLES_PARTY_SIZE
+#define MAX_FRONTIER_PARTY_SIZE    (max(FRONTIER_PARTY_SIZE,        \
+                                    max(FRONTIER_DOUBLES_PARTY_SIZE,\
+                                        FRONTIER_MULTI_PARTY_SIZE)))
 #define UNION_ROOM_PARTY_SIZE       2
 
 // capacities of various saveblock objects