diff --git a/hosts/rico2/wireguard.nix b/hosts/rico2/wireguard.nix
index b8e88db..f417e87 100644
--- a/hosts/rico2/wireguard.nix
+++ b/hosts/rico2/wireguard.nix
@@ -12,6 +12,7 @@ in {
         ips = peers."${config.networking.hostName}".allowedIPs;
         privateKeyFile = "/etc/wireguard/private.key";
         generatePrivateKeyFile = true;
+        listenPort = 51820;
         peers = with peers; [
           Proxy
           Skipper
diff --git a/hosts/skipper/wireguard.nix b/hosts/skipper/wireguard.nix
index 2183dac..0e13f4d 100644
--- a/hosts/skipper/wireguard.nix
+++ b/hosts/skipper/wireguard.nix
@@ -12,6 +12,7 @@ in {
         ips = peers."${config.networking.hostName}".allowedIPs;
         privateKeyFile = "/etc/wireguard/private.key";
         generatePrivateKeyFile = true;
+        listenPort = 51820;
         peers = with peers; [
           Proxy
           Rico2