diff --git a/erpnext/manufacturing/doctype/work_order/test_work_order.py b/erpnext/manufacturing/doctype/work_order/test_work_order.py
index 0d7e83927a1..3949fe34852 100644
--- a/erpnext/manufacturing/doctype/work_order/test_work_order.py
+++ b/erpnext/manufacturing/doctype/work_order/test_work_order.py
@@ -91,7 +91,7 @@ class TestWorkOrder(ERPNextTestCase):
 
 	def test_reserved_qty_for_partial_completion(self):
 		item = "_Test Item"
-		warehouse = create_warehouse("Test Warehouse for reserved_qty - _TC")
+		warehouse = "_Test Warehouse - _TC"
 
 		bin1_at_start = get_bin(item, warehouse)
 
diff --git a/erpnext/stock/doctype/bin/bin.py b/erpnext/stock/doctype/bin/bin.py
index 17c8367a638..27e83caf99b 100644
--- a/erpnext/stock/doctype/bin/bin.py
+++ b/erpnext/stock/doctype/bin/bin.py
@@ -33,10 +33,10 @@ class Bin(Document):
 			in open work orders'''
 		self.reserved_qty_for_production = frappe.db.sql('''
 			SELECT
-				CASE WHEN ifnull(skip_transfer, 0) = 0 THEN
-					SUM(item.required_qty - item.transferred_qty)
+				SUM(CASE WHEN ifnull(skip_transfer, 0) = 0 THEN
+					item.required_qty - item.transferred_qty
 				ELSE
-					SUM(item.required_qty - item.consumed_qty)
+					item.required_qty - item.consumed_qty END)
 				END
 			FROM `tabWork Order` pro, `tabWork Order Item` item
 			WHERE