diff --git a/src/map/battle.c b/src/map/battle.c
index ecaf692bf9..20dab2f633 100644
--- a/src/map/battle.c
+++ b/src/map/battle.c
@@ -5,6 +5,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <math.h>
+#include <limits.h>
 
 #include "battle.h"
 #include "../common/timer.h"