diff --git a/manifest.json b/manifest.json
index fb8cc8a..1f7111f 100644
--- a/manifest.json
+++ b/manifest.json
@@ -53,7 +53,7 @@
                     "en": "Choose the application language",
                     "fr": "Choisissez la langue de l'application"
                 },
-                "choices": ["de", "en_US", "es_ES", "fr_FR", "it_IT", "nl_NL", "pt_PT"],
+                "choices": ["de_DE", "en_US", "es_ES", "fr_FR", "it_IT", "nl_NL", "pt_PT"],
                 "default": "fr_FR"
             },
             {