diff --git a/bindings/ud.go b/bindings/ud.go
index fcb7a00a1bcd31961653fa6a1765e5c7fcc93aba..7ab9051dafeda123b9b0f07a8eb7774040246e7e 100644
--- a/bindings/ud.go
+++ b/bindings/ud.go
@@ -256,7 +256,7 @@ func (ud *UserDiscovery) GetContact() ([]byte, error) {
 		return nil, err
 	}
 
-	return json.Marshal(c)
+	return c.Marshal(), nil
 }
 
 // ConfirmFact confirms a fact first registered via AddFact. The confirmation ID