diff --git a/erpnext/accounts/report/sales_payment_summary/test_sales_payment_summary.py b/erpnext/accounts/report/sales_payment_summary/test_sales_payment_summary.py
index 62843e7..3628c9d 100644
--- a/erpnext/accounts/report/sales_payment_summary/test_sales_payment_summary.py
+++ b/erpnext/accounts/report/sales_payment_summary/test_sales_payment_summary.py
@@ -47,8 +47,8 @@
 			pe.submit()
 
 		mop = get_mode_of_payments(filters)
-		self.assertTrue('Credit Card' in mop.values()[0])
-		self.assertTrue('Cash' in mop.values()[0])
+		self.assertTrue('Credit Card' in list(mop.values())[0])
+		self.assertTrue('Cash' in list(mop.values())[0])
 
 		# Cancel all Cash payment entry and check if this mode of payment is still fetched.
 		payment_entries = frappe.get_all("Payment Entry", filters={"mode_of_payment": "Cash", "docstatus": 1}, fields=["name", "docstatus"])