diff --git a/scripts/install b/scripts/install
index 27e8806..1f3b7b8 100755
--- a/scripts/install
+++ b/scripts/install
@@ -14,8 +14,8 @@ api_secret="$(ynh_string_random --length=32)"
 app_key="$(ynh_string_random --length=32)"
 phantomjs_key="$(ynh_string_random --length=32)"
 
-mail_address=$(ynh_app_setting_get --app=$mail_address --key=mail_address)
-mail_name=$(ynh_app_setting_get --app=$mail_name --key=mail_name)
+mail_address=$(ynh_app_setting_get --key=mail_address)
+mail_name=$(ynh_app_setting_get --key=mail_name)
 
 ynh_app_setting_set --key=api_secret --value=$api_secret
 ynh_app_setting_set --key=app_key --value=$app_key
diff --git a/scripts/upgrade b/scripts/upgrade
index 2115299..b5228fe 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -13,12 +13,12 @@ ynh_script_progression "Ensuring downward compatibility..."
 
 if [ -z "${mail_address:-}" ]; then
 	mail_address="true"
-	ynh_app_setting_set --app=$app --key=mail_address --value=$mail_address
+	ynh_app_setting_set --key=mail_address --value=$mail_address
 fi
 
 if [ -z "${mail_name:-}" ]; then
 	mail_name="true"
-	ynh_app_setting_set --app=$app --key=mail_name --value=$mail_name
+	ynh_app_setting_set --key=mail_name --value=$mail_name
 fi
 
 # Delete deprecated `firstname`/`lastname` settings. See upstream https://github.com/YunoHost/yunohost/pull/1516