diff --git a/main/sorcery.c b/main/sorcery.c
index 4c60d1da14..bb803c1160 100644
--- a/main/sorcery.c
+++ b/main/sorcery.c
@@ -585,7 +585,7 @@ int ast_sorcery_object_register(struct ast_sorcery *sorcery, const char *type, a
 
 	object_type->type.name = object_type->name;
 	object_type->type.type = ACO_ITEM;
-	object_type->type.category = "";
+	object_type->type.category = ".?";
 	object_type->type.item_alloc = alloc;
 
 	object_type->transform = transform;