diff --git a/sat/plugins/plugin_misc_app_manager.py b/sat/plugins/plugin_misc_app_manager.py
index 840f0de4..009e746e 100644
--- a/sat/plugins/plugin_misc_app_manager.py
+++ b/sat/plugins/plugin_misc_app_manager.py
@@ -160,17 +160,19 @@ class AppManager:
             )
 
         value = self.host.memory.getConfig(section, name, default)
-        if name == "public_url" and (not value or not value.startswith('http')):
+        # FIXME: "public_url" is used only here and doesn't take multi-sites into account
+        if name == "public_url" and (not value or value.startswith('http')):
             if not value:
                 log.warning(_(
-                    'No value found for "public_url", using "https://example.org" for '
-                    'now, please set the proper value in sat.conf'))
+                    'No value found for "public_url", using "example.org" for '
+                    'now, please set the proper value in libervia.conf'))
             else:
                 log.warning(_(
-                    'invalid value for "public_url" ({value}), it must start with '
-                    '"http", ignoring it and using "https://example.org" instead')
+                    'invalid value for "public_url" ({value}), it musts not start with '
+                    'schema ("http"), ignoring it and using "example.org" '
+                    'instead')
                         .format(value=value))
-            value = "https://example.org"
+            value = "example.org"
 
         if filter_ is None:
             pass