diff --git a/manifest.json b/manifest.json
index 5cc62d6..c7efdbe 100644
--- a/manifest.json
+++ b/manifest.json
@@ -52,6 +52,15 @@
                 },
                 "example": "johndoe"
             },
+            {
+                "name": "password",
+                "type": "password",
+                "ask": {
+                    "en": "Set the administrator password",
+                    "fr": "Définissez le mot de passe administrateur"
+                },
+                "example": "Choose a password"
+            },
             {
                 "name": "is_public",
                 "type": "boolean",
diff --git a/scripts/install b/scripts/install
index 8d7c6a9..2f7ef65 100755
--- a/scripts/install
+++ b/scripts/install
@@ -30,7 +30,7 @@ is_public=$YNH_APP_ARG_IS_PUBLIC
 language=$YNH_APP_ARG_LANGUAGE
 random_key=$(ynh_string_random --length=32)
 email=$(ynh_user_get_info $admin 'mail')
-password=$(ynh_string_random --length=8)
+password=$YNH_APP_ARG_PASSWORD
 dav_support=$YNH_APP_ARG_DAV_SUPPORT
 signup=$YNH_APP_ARG_SIGNUP
 two_factor=$YNH_APP_ARG_TWO_FACTOR