diff --git a/persistence/sessions_test.go b/persistence/sessions_test.go
index c8e3077..df5e26d 100644
--- a/persistence/sessions_test.go
+++ b/persistence/sessions_test.go
@@ -56,6 +56,7 @@ func TestSessionToMap(t *testing.T) {
 		"rawmessages": "true",
 		"asciiarrows": "false",
 		"oobmode":     "true",
+		"carbons":     "false",
 	}
 	if !reflect.DeepEqual(m, sample) {
 		t.Errorf("Map does not match the sample: %v", m)