diff --git a/tests/test_basic.py b/tests/test_basic.py
index d6fe32fb..db8a7374 100644
--- a/tests/test_basic.py
+++ b/tests/test_basic.py
@@ -589,7 +589,7 @@ def test_request_preprocessing_early_return():
         return "damnit"
 
     rv = app.test_client().get('/').data.strip()
-    assert rv == 'hello'
+    assert rv == b'hello'
     assert not evts