diff --git a/common/djangoapps/student/management/tests/test_manage_group.py b/common/djangoapps/student/management/tests/test_manage_group.py
index e92c896385..92ffdea2d5 100644
--- a/common/djangoapps/student/management/tests/test_manage_group.py
+++ b/common/djangoapps/student/management/tests/test_manage_group.py
@@ -75,7 +75,7 @@ class TestManageGroupCommand(TestCase):
             for data in TEST_DATA
             for args, exception in (
                 ((), 'too few arguments' if sys.version_info.major == 2 else 'required: group_name'),  # no group name
-                (('x' * 81,), 'invalid group name'),  # invalid group name
+                (('x' * 151,), 'invalid group name'),  # invalid group name
                 ((TEST_GROUP, 'some-other-group'), 'unrecognized arguments'),  # multiple arguments
                 ((TEST_GROUP, '--some-option', 'dummy'), 'unrecognized arguments')  # unexpected option name
             )