1 files changed, 3 insertions, 5 deletions

diff --git a/src/MobSpawner.h b/src/MobSpawner.h
index c396637d5..14c721ae3 100644
--- a/src/MobSpawner.h
+++ b/src/MobSpawner.h
@@ -37,10 +37,8 @@ public :
 	// return true if there is at least one allowed type
 	bool CanSpawnAnything(void);
 
-	std::vector<std::unique_ptr<cMonster>> & getSpawned(void)
-	{
-		return m_Spawned;
-	}
+	typedef const std::set<std::unique_ptr<cMonster>> tSpawnedContainer;
+	tSpawnedContainer & getSpawned(void);
 
 	/** Returns true if specified type of mob can spawn on specified block */
 	static bool CanSpawnHere(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, eMonsterType a_MobType, EMCSBiome a_Biome);
@@ -57,7 +55,7 @@ protected :
 	std::set<eMonsterType> m_AllowedTypes;
 	bool m_NewPack;
 	eMonsterType m_MobType;
-	std::vector<std::unique_ptr<cMonster>> m_Spawned;
+	std::set<std::unique_ptr<cMonster>> m_Spawned;
 } ;