diff --git a/src/k_battle.c b/src/k_battle.c
index 7079bf3a4..6612b9548 100644
--- a/src/k_battle.c
+++ b/src/k_battle.c
@@ -350,7 +350,7 @@ UINT8 K_NumEmeralds(player_t *player)
 void K_RunPaperItemSpawners(void)
 {
 	const boolean overtime = (battleovertime.enabled >= 10*TICRATE);
-	tic_t interval = 8*TICRATE;
+	tic_t interval = BATTLE_SPAWN_INTERVAL;
 
 	const boolean canmakeemeralds = true; //(!(battlecapsules || bossinfo.boss));
 
diff --git a/src/k_battle.h b/src/k_battle.h
index 12ad78004..d42d0ee09 100644
--- a/src/k_battle.h
+++ b/src/k_battle.h
@@ -8,6 +8,8 @@
 extern "C" {
 #endif
 
+#define BATTLE_SPAWN_INTERVAL (8*TICRATE)
+
 extern struct battleovertime
 {
 	UINT16 enabled; ///< Has this been initalized yet?