diff --git a/lms/djangoapps/shoppingcart/tests/test_models.py b/lms/djangoapps/shoppingcart/tests/test_models.py
index e04a5b3d8d..af9ffe1de0 100644
--- a/lms/djangoapps/shoppingcart/tests/test_models.py
+++ b/lms/djangoapps/shoppingcart/tests/test_models.py
@@ -262,7 +262,7 @@ class PaidCourseRegistrationTest(ModuleStoreTestCase):
         self.assertEqual(reg1.user, self.user)
         self.assertEqual(reg1.status, "cart")
         self.assertTrue(PaidCourseRegistration.contained_in_order(self.cart, self.course_key))
-        self.assertFalse(PaidCourseRegistration.contained_in_order(self.cart, SlashSeparatedCourseKey("MITx", "999", "Robot_Super_Course_abcd"))
+        self.assertFalse(PaidCourseRegistration.contained_in_order(self.cart, SlashSeparatedCourseKey("MITx", "999", "Robot_Super_Course_abcd")))
 
         self.assertEqual(self.cart.total_cost, self.cost)