diff --git a/synapse/homeserver.yaml b/synapse/homeserver.yaml
index b7a8a1b..f63d37f 100644
--- a/synapse/homeserver.yaml
+++ b/synapse/homeserver.yaml
@@ -19,6 +19,7 @@ listeners:
     resources:
       - names: [client, federation]
         compress: false
+
 database:
   name: psycopg2
   args:
@@ -28,6 +29,7 @@ database:
     host: synapse_postgres
     cp_min: 5
     cp_max: 10
+
 log_config: "/data/viyurz.fr.log.config"
 media_store_path: /data/media_store
 enable_registration: true
@@ -38,6 +40,9 @@ form_secret: "bj5sv.-B:R.2Z@@cK*rBti&J,v^34.gXNNR*5tNPWTUpkrE+Sv"
 signing_key_path: "/data/viyurz.fr.signing.key"
 trusted_key_servers:
   - server_name: "matrix.org"
+
+# max_upload_size: 50M # Changer aussi le max_body_size dans le reverse proxy
+max_avatar_size: 2M
 url_preview_enabled: true
 url_preview_ip_range_blacklist:
   - '127.0.0.0/8'