Translate the following English sentence to French:
"However, the proposal also suffers, unfortunately, from a fundamental flaw in as much as it relates only to discrimination arising on the grounds of race and ethnic origin and does not cover the other grounds for discrimination listed in Article 13."
La proposition présente malheureusement une erreur fondamentale. Elle ne vise que la discrimination basée sur la race ou l'origine ethnique sans inclure les autres motifs de discrimination visés à l'article 13.