diff --git a/hosts/x86_64-linux/seraphim/default.nix b/hosts/x86_64-linux/seraphim/default.nix
index 6b5b680..4868160 100644
--- a/hosts/x86_64-linux/seraphim/default.nix
+++ b/hosts/x86_64-linux/seraphim/default.nix
@@ -154,7 +154,7 @@
   services.openssh.enable = true;
 
   # Open ports in the firewall.
-  networking.firewall.allowedTCPPorts = [22 8085 7878 7878 8989 9696];
+  networking.firewall.allowedTCPPorts = [22 8085 7878 7878 8989 9696 5030 5031 50300 ];
   # networking.firewall.allowedUDPPorts = [ ... ];
   # Or disable the firewall altogether.
   # networking.firewall.enable = false;