diff --git a/manifest.toml b/manifest.toml
index 43ce1bb..8feede9 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -47,7 +47,7 @@ ram.runtime = "50M"
     [install.language]
     ask.en = "Choose the application language"
     ask.fr = "Choisissez la langue de l'application"
-    type = "string"
+    type = "select"
     choices = ["en", "en-AU", "el", "es", "fr-FR", "no", "pl", "pt-BR", "ro", "tr-TR", "zh-CN"]
     default = "fr-FR"