diff --git a/configuration.nix b/configuration.nix
index 76de0d1..be424f8 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -259,7 +259,7 @@ in
 
   # Open ports in the firewall.
   networking.firewall.allowedTCPPorts = [
-    22                      # SSH
+    (builtins.head ({ openssh.ports = [22]; } // node_config.services).openssh.ports)
     3900 3901               # Garage (internal RPC traffic)
     4646 4647 4648          # Nomad
     8500 8300 8301 8302     # Consul
diff --git a/ssh_config b/ssh_config
index 56b96f1..74590ac 100644
--- a/ssh_config
+++ b/ssh_config
@@ -11,3 +11,4 @@ Host cariacou
 
 Host spoutnik
 	HostName 10.42.0.2
+	Port 220