diff --git a/erpnext/patches/v12_0/move_credit_limit_to_customer_credit_limit.py b/erpnext/patches/v12_0/move_credit_limit_to_customer_credit_limit.py
index 58ad337..0b3da20 100644
--- a/erpnext/patches/v12_0/move_credit_limit_to_customer_credit_limit.py
+++ b/erpnext/patches/v12_0/move_credit_limit_to_customer_credit_limit.py
@@ -17,7 +17,8 @@
 def move_credit_limit_to_child_table():
 	''' maps data from old field to the new field in the child table '''
 
-	if not frappe.db.has_column('Customer', 'bypass_credit_limit_check_at_sales_order'):
+	fields=""
+	if frappe.db.has_column('Customer', 'bypass_credit_limit_check_at_sales_order'):
 		fields = ", bypass_credit_limit_check_at_sales_order"
 
 	credit_limit_data = frappe.db.sql(''' SELECT
diff --git a/erpnext/selling/doctype/customer/test_customer.py b/erpnext/selling/doctype/customer/test_customer.py
index 8ea4964..1ef2aab 100644
--- a/erpnext/selling/doctype/customer/test_customer.py
+++ b/erpnext/selling/doctype/customer/test_customer.py
@@ -25,7 +25,7 @@
 			make_test_records('Item')
 
 	def tearDown(self):
-		frappe.db.set_value("Customer", {'parent': '_Test Customer', 'company': '_Test Company'}, 'credit_limit', 0.0)
+		frappe.db.set_value("Customer Credit Limit", {'parent': '_Test Customer', 'company': '_Test Company'}, 'credit_limit', 0.0)
 
 	def test_party_details(self):
 		from erpnext.accounts.party import get_party_details