diff --git a/scripts/install b/scripts/install
index 63a52d3..83ec516 100755
--- a/scripts/install
+++ b/scripts/install
@@ -172,6 +172,8 @@ then
 	ynh_permission_update --permission="main" --add="visitors"
 fi
 
+ynh_permission_url --permission="main" --auth_header=false
+
 #=================================================
 # RELOAD NGINX
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 67eee55..da386ea 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -68,6 +68,9 @@ if ynh_legacy_permissions_exists; then
 	ynh_app_setting_delete --app=$app --key=is_public
 fi
 
+# Disable auth_header
+ynh_permission_url --permission="main" --auth_header=false
+
 #=================================================
 # CREATE DEDICATED USER
 #=================================================