diff --git a/manifest.toml b/manifest.toml
index 2543638..d554d9e 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -5,7 +5,7 @@ name = "Shell In A Box"
 description.en = "Web based AJAX terminal emulator"
 description.fr = "Émulateur de terminal web"
 
-version = "2.21~ynh4"
+version = "2.21~ynh5"
 
 maintainers = []
 
@@ -42,6 +42,7 @@ ram.runtime = "50M"
     [resources.permissions]
     main.url = "/"
     main.allowed = "admins"
+    main.protected = true
 
     [resources.apt]
     packages = "shellinabox"