diff --git a/services/syncthing.nix b/services/syncthing.nix
index 33d03ee..a7cf2bf 100644
--- a/services/syncthing.nix
+++ b/services/syncthing.nix
@@ -43,7 +43,10 @@
   # Open firewall ports for syncthing protocol
   networking.firewall = {
     allowedTCPPorts = [ service_configs.ports.syncthing_protocol ];
-    allowedUDPPorts = [ service_configs.ports.syncthing_discovery ];
+    allowedUDPPorts = [
+      service_configs.ports.syncthing_discovery
+      service_configs.ports.syncthing_protocol
+    ];
   };
 
   services.caddy.virtualHosts."syncthing.${service_configs.https.domain}".extraConfig = ''