diff --git a/manifest.toml b/manifest.toml
index a9fb138..1e5781a 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -35,6 +35,13 @@ ram.runtime = "50M"
     type = "group"
     default = "visitors"
 
+    [install.database]
+    ask.en = "Do you need a database?"
+    ask.fr = "Avez-vous besoin d'une base de données ?"
+    type = "select"
+    choices = [ "none", "mysql", "postgresql" ]
+    default = "none"
+
 [resources]