diff --git a/manifest.json b/manifest.json
index d1b295f..d2d38bd 100644
--- a/manifest.json
+++ b/manifest.json
@@ -42,6 +42,14 @@
                 },
                 "example": "@5Pt3dKy2HTJ0mWuS78oIiklIX0gBz6BTfEnXsbvke9c=.ed25519"
             },
+            {
+                "name": "is_public",
+                "type": "boolean",
+                "default": true,
+                "help": {
+                    "en": "If false, ssbroom will only be usable by yunohost users."
+                }
+            },
             {
                 "name": "password",
                 "type": "password",
diff --git a/scripts/install b/scripts/install
index 5619bb1..c930ac7 100755
--- a/scripts/install
+++ b/scripts/install
@@ -26,6 +26,7 @@ ynh_abort_if_errors
 
 domain=$YNH_APP_ARG_DOMAIN
 path_url="/"
+is_public=$YNH_APP_ARG_IS_PUBLIC
 #ssb_admin_id=$YNH_APP_ARG_SSB_ADMIN_ID
 # workaround for CI test
 ssb_admin_id="@5Pt3dKy2HTJ0mWuS78oIiklIX0gBz6BTfEnXsbvke9c=.ed25519"
@@ -51,6 +52,7 @@ ynh_script_progression --message="Storing installation settings..." --time --wei
 
 ynh_app_setting_set --app=$app --key=domain --value=$domain
 ynh_app_setting_set --app=$app --key=path --value=$path_url
+ynh_app_setting_set --app=$app --key=is_public --value=$is_public
 ynh_app_setting_set --app=$app --key=admin --value=$ssb_admin_id
 
 #=================================================