diff --git a/data/dungeon_data.cpp b/data/dungeon_data.cpp
index 47cb5e1..dffe444 100644
--- a/data/dungeon_data.cpp
+++ b/data/dungeon_data.cpp
@@ -416,7 +416,7 @@ Ref<Dungeon> DungeonData::instance() {
 		dungeon = _dungeon->duplicate();
 	}
 
-	dungeon->set_data(Ref<Dungeon>(this));
+	dungeon->set_data(Ref<DungeonData>(this));
 
 	return dungeon;
 }
diff --git a/data/planet_data.cpp b/data/planet_data.cpp
index 133fd67..082610e 100644
--- a/data/planet_data.cpp
+++ b/data/planet_data.cpp
@@ -204,7 +204,7 @@ Ref<Planet> PlanetData::instance() {
 		planet = _planet->duplicate();
 	}
 
-	planet->set_data(Ref<Planet>(this));
+	planet->set_data(Ref<PlanetData>(this));
 
 	return planet;
 }