diff --git a/src/World.h b/src/World.h
index 0a8dcffc4..3e63e2b8c 100644
--- a/src/World.h
+++ b/src/World.h
@@ -47,7 +47,6 @@ class cFlowerPotEntity;
 class cFurnaceEntity;
 class cNoteEntity;
 class cMobHeadEntity;
-class cMobCensus;
 class cCompositeChat;
 class cCuboid;