diff --git a/src/k_battle.c b/src/k_battle.c
index 9aef1c107..c2fa396e1 100644
--- a/src/k_battle.c
+++ b/src/k_battle.c
@@ -312,6 +312,21 @@ static inline boolean IsOnInterval(tic_t interval)
 	return ((leveltime - starttime) % interval) == 0;
 }
 
+static UINT32 CountEmeraldsSpawned(const mobj_t *mo)
+{
+	switch (mo->type)
+	{
+		case MT_EMERALD:
+			return mo->extravalue1;
+
+		case MT_MONITOR:
+			return Obj_MonitorGetEmerald(mo);
+
+		default:
+			return 0U;
+	}
+}
+
 void K_RunPaperItemSpawners(void)
 {
 	const boolean overtime = (battleovertime.enabled >= 10*TICRATE);
@@ -375,10 +390,7 @@ void K_RunPaperItemSpawners(void)
 
 			mo = (mobj_t *)th;
 
-			if (mo->type == MT_EMERALD)
-			{
-				emeraldsSpawned |= mo->extravalue1;
-			}
+			emeraldsSpawned |= CountEmeraldsSpawned(mo);
 		}
 
 		if (canmakeemeralds)
@@ -437,15 +449,7 @@ void K_RunPaperItemSpawners(void)
 
 				mo = (mobj_t *)th;
 
-				if (mo->type == MT_EMERALD)
-				{
-					emeraldsSpawned |= mo->extravalue1;
-				}
-
-				if (mo->type == MT_MONITOR)
-				{
-					emeraldsSpawned |= Obj_MonitorGetEmerald(mo);
-				}
+				emeraldsSpawned |= CountEmeraldsSpawned(mo);
 
 				if (mo->type != MT_PAPERITEMSPOT)
 					continue;