diff --git a/tests/test_backend_cache.py b/tests/test_backend_cache.py
index 07831bdc..bc47c84a 100644
--- a/tests/test_backend_cache.py
+++ b/tests/test_backend_cache.py
@@ -131,6 +131,10 @@ def test_generic_has(self, c):
         assert c.has("foo") in (False, 0)
         assert c.has("spam") in (False, 0)
 
+    def test_generic_get_bytes(self, c):
+        assert c.set("foo", b"bar")
+        assert c.get("foo") == b"bar"
+
 
 class TestSimpleCache(GenericCacheTests):
     @pytest.fixture