diff --git a/services.nix b/services.nix
index 2be5d64..f86758b 100644
--- a/services.nix
+++ b/services.nix
@@ -172,7 +172,7 @@ backend ${name}-backend
   networking.firewall.allowedTCPPorts = [
     80 443 # HAProxy
 #    111 2049 4000 4001 4002 # NFS
-    3483 9000 # Slimserver
+    3483 9000 9090 # Slimserver
     51413 # Transmission
   ];
   networking.firewall.allowedUDPPorts = [