diff --git a/conf/settings.json b/conf/settings.json
index 7941a35..a131657 100644
--- a/conf/settings.json
+++ b/conf/settings.json
@@ -504,7 +504,7 @@
   /*
    * Restrict socket.io transport methods
    */
-  "socketTransportProtocols" : ["xhr-polling", "jsonp-polling", "htmlfile"],
+  "socketTransportProtocols" : ["websocket", "polling"],
 
   "socketIo": {
     /*
diff --git a/conf/systemd.service b/conf/systemd.service
index a10e078..559f1e1 100644
--- a/conf/systemd.service
+++ b/conf/systemd.service
@@ -11,6 +11,7 @@ Environment=ETHERPAD_PRODUCTION=true
 Environment="NODE_ENV=production"
 Environment="__YNH_NODE_LOAD_PATH__"
 ExecStart=__INSTALL_DIR__/bin/run.sh
+#ExecStart=pnpm run prod
 Restart=always
 
 # Sandboxing options to harden security