diff --git a/tests/integration_tests/userdata/test_pgp.py b/tests/integration_tests/userdata/test_pgp.py
index 85c5fae8daf..713dc220826 100644
--- a/tests/integration_tests/userdata/test_pgp.py
+++ b/tests/integration_tests/userdata/test_pgp.py
@@ -1,4 +1,5 @@
 """Test PGP signed and encrypted userdata."""
+
 import pytest
 
 from cloudinit import subp
diff --git a/tests/unittests/cloudinit/test_user_data.py b/tests/unittests/cloudinit/test_user_data.py
index 1305f0679e8..2aa4333b5c6 100644
--- a/tests/unittests/cloudinit/test_user_data.py
+++ b/tests/unittests/cloudinit/test_user_data.py
@@ -85,7 +85,7 @@ def test_handle_mime_parts(self):
 def my_subp(*args, **kwargs):
     if args[0][0] == "gpg":
         if "Pass:" in kwargs["data"]:
-            return subp.SubpResult(CLOUD_CONFIG, "")
+            return subp.SubpResult(CLOUD_CONFIG, "gpg: Good signature")
         elif "Fail:" in kwargs["data"]:
             raise subp.ProcessExecutionError(
                 "", "gpg: public key decryption failed", 2, args[0]