diff --git a/tests/reboot_cause_test.py b/tests/reboot_cause_test.py
index 44de4f1181..f3372c3eb1 100644
--- a/tests/reboot_cause_test.py
+++ b/tests/reboot_cause_test.py
@@ -31,7 +31,7 @@ def setup_class(cls):
 
     # Test 'show reboot-cause' without previous-reboot-cause.json 
     def test_reboot_cause_no_history_file(self):
-        expected_output = "Unknown"
+        expected_output = "Unknown\n"
         runner = CliRunner()
         result = runner.invoke(show.cli.commands["reboot-cause"], [])
         assert result.output == expected_output