diff --git a/manifest.json b/manifest.json
index ebc6149..d254842 100644
--- a/manifest.json
+++ b/manifest.json
@@ -14,7 +14,7 @@
 		"email": "josue@tille.ch"
 	},
 	"requirements": {
-		"yunohost": ">= 3.5"
+		"yunohost": ">= 3.6"
 	},
 	"multi_instance": true,
 	"services": [
diff --git a/scripts/config b/scripts/config
index f06fd4b..0021e73 100644
--- a/scripts/config
+++ b/scripts/config
@@ -31,22 +31,22 @@ is_public=$(ynh_app_setting_get --app $app --key is_public)
 
 show_config() {
     # here you are supposed to read some config file/database/other then print the values
-    # echo "YNH_CONFIG_${PANEL_ID}_${SECTION_ID}_${OPTION_ID}=value"
+    # ynh_return "YNH_CONFIG_${PANEL_ID}_${SECTION_ID}_${OPTION_ID}=value"
     ynh_return "YNH_CONFIG_SYNAPSE_CONFIG_SERVER_CONFIG_SERVER_STATISTICS=$report_stats"
-    echo "YNH_CONFIG_SYNAPSE_CONFIG_SERVER_CONFIG_ALLOW_PUBLIC_ROOMS=$allow_public_rooms" >> $YNH_STDRETURN
+    ynh_return "YNH_CONFIG_SYNAPSE_CONFIG_SERVER_CONFIG_ALLOW_PUBLIC_ROOMS=$allow_public_rooms"
 
     if [[ ${backup_before_upgrade:-0} -eq 1 ]]
     then
-        echo "YNH_CONFIG_PACKAGE_CONFIG_PACKAGE_CONFIG_BACKUP_BEFORE_UPGRADE=false" >> $YNH_STDRETURN
+        ynh_return "YNH_CONFIG_PACKAGE_CONFIG_PACKAGE_CONFIG_BACKUP_BEFORE_UPGRADE=false"
     else
-        echo "YNH_CONFIG_PACKAGE_CONFIG_PACKAGE_CONFIG_BACKUP_BEFORE_UPGRADE=true" >> $YNH_STDRETURN
+        ynh_return "YNH_CONFIG_PACKAGE_CONFIG_PACKAGE_CONFIG_BACKUP_BEFORE_UPGRADE=true"
     fi
 
     if [[ ${is_public} -eq 1 ]]
     then
-        echo "YNH_CONFIG_SYNAPSE_CONFIG_SERVER_CONFIG_IS_PUBLIC=true" >> $YNH_STDRETURN
+        ynh_return "YNH_CONFIG_SYNAPSE_CONFIG_SERVER_CONFIG_IS_PUBLIC=true"
     else
-        echo "YNH_CONFIG_SYNAPSE_CONFIG_SERVER_CONFIG_IS_PUBLIC=false" >> $YNH_STDRETURN
+        ynh_return "YNH_CONFIG_SYNAPSE_CONFIG_SERVER_CONFIG_IS_PUBLIC=false"
     fi
 }