diff --git a/src/JungleLvl/private/world.h b/src/JungleLvl/private/world.h
index 063a7e6..cebe5e7 100644
--- a/src/JungleLvl/private/world.h
+++ b/src/JungleLvl/private/world.h
@@ -14,6 +14,7 @@ namespace JungleLvl {
 
 class World : public CRAWL::IWorld {
 
+    Q_OBJECT
     // IWorld interface
 public: