diff --git a/src/BlockEntities/DropSpenserEntity.h b/src/BlockEntities/DropSpenserEntity.h
index 72ab4246e..35d8225bf 100644
--- a/src/BlockEntities/DropSpenserEntity.h
+++ b/src/BlockEntities/DropSpenserEntity.h
@@ -43,7 +43,7 @@ public:
 	virtual ~cDropSpenserEntity() override;
 
 	// cBlockEntity overrides:
-	virtual void CopyFrom(const cBlockEntity & a_Src);
+	virtual void CopyFrom(const cBlockEntity & a_Src) override;
 	virtual bool Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk) override;
 	virtual void SendTo(cClientHandle & a_Client) override;
 	virtual bool UsedBy(cPlayer * a_Player) override;