diff --git a/manifest.toml b/manifest.toml
index 4f1d3c9..3548f23 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -33,6 +33,10 @@ ram.runtime = "50M" # FIXME: replace with an **estimate** minimum ram requiremen
     [install.admin]
     type = "user"
 
+    [install.init_main_permission]
+    type = "group"
+    default = "visitors"
+
 [resources]
     [resources.sources.main]
     amd64.url = "https://git.duniter.org/nodes/typescript/duniter/-/jobs/110607/artifacts/raw/work/bin/duniter-server-v1.8.7-linux-x64.deb"