diff --git a/frappe/modules/utils.py b/frappe/modules/utils.py
index ab914eff96..94a0d0dbfa 100644
--- a/frappe/modules/utils.py
+++ b/frappe/modules/utils.py
@@ -114,7 +114,7 @@ def sync_customizations_for_doctype(data, folder):
 					custom_doctype, doctype_fieldname), doc_type)
 
 				for d in data[key]:
-					_insert(data, key)
+					_insert(data)
 
 			else:
 				for d in data[key]: