diff --git a/tests/utils.py b/tests/utils.py
index 720a905..6a8a2b5 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -329,7 +329,7 @@
                 "modulus": n,
                 "public_exponent": e,
                 "salt_length": salt_length,
-                "algorithm": value.encode("ascii")
+                "algorithm": value
             }
             data.append(test_data)
             continue