diff --git a/src/yunohost/app.py b/src/yunohost/app.py
index 7e776a50e..6a5f8a757 100644
--- a/src/yunohost/app.py
+++ b/src/yunohost/app.py
@@ -1586,7 +1586,7 @@ def app_config_show_panel(app):
                         [{option["name"]: parsed_values[generated_name]}],
                         [option]
                     )
-                    option["default"] = args_dict[option["name"]]
+                    option["default"] = args_dict[option["name"]][0]
                 else:
                     logger.debug("Variable '%s' is not declared by config script, using default", generated_name)
                     # do nothing, we'll use the default if present