diff --git a/services/pad.libre-service.eu.md b/services/pad.libre-service.eu.md
index 7302ecf..24a9e83 100644
--- a/services/pad.libre-service.eu.md
+++ b/services/pad.libre-service.eu.md
@@ -202,6 +202,17 @@ Activer le démarrage automatique :
 systemctl enable etherpad
 ```
 
+## Personnalisation
+
+### Installation de modules
+
+Installer des modules élémentaires :
+```
+su - etherpad
+cd /var/www/pad.libre-service.eu/
+npm install --no-save --legacy-peer-deps ep_headings2 ep_markdown ep_comments_page ep_align ep_font_color ep_webrtc ep_embedded_hyperlinks2
+```
+
 # Mise à jour
 Documentation:
 ```