diff --git a/tests/functional/defer_state/test_modified_state.py b/tests/functional/defer_state/test_modified_state.py
index 91fa0d4c45c..19131a559f4 100644
--- a/tests/functional/defer_state/test_modified_state.py
+++ b/tests/functional/defer_state/test_modified_state.py
@@ -228,7 +228,7 @@ def test_changed_seed_contents_state(self, project):
                     "./state",
                 ]
             )
-        assert ">1MB" in str(exc.value)
+        assert ">1MiB" in str(exc.value)
 
         # now check if unmodified returns none
         results = run_dbt(