diff --git a/tests/test_vshell.py b/tests/test_vshell.py
index 7aef83f..3bdbe92 100644
--- a/tests/test_vshell.py
+++ b/tests/test_vshell.py
@@ -130,7 +130,7 @@ def test_log(self):
     def test_pferror_class(self):
         """Tests the PFError exception class."""
         with self.assertRaises(pfsense_vshell.PFError):
-            raise pfsense_vshell.PFError
+            raise pfsense_vshell.PFError(1, "Test error message")
 
 
 if __name__ == '__main__':