diff --git a/machine-confs/helium.nix b/machine-confs/helium.nix
index b419fb0..38d1564 100644
--- a/machine-confs/helium.nix
+++ b/machine-confs/helium.nix
@@ -23,7 +23,7 @@
               "fd08:d473:bcca::/64"
               "fd08:d473:bcca:f0::/64"
             ];
-            endpoint = "wg.vsinerva.fi:51821";
+            endpoint = "wg.vsinerva.fi:51820";
           }
         ];
       };
diff --git a/machine-confs/lithium.nix b/machine-confs/lithium.nix
index 3fe9a15..da08e23 100644
--- a/machine-confs/lithium.nix
+++ b/machine-confs/lithium.nix
@@ -23,7 +23,7 @@
               "fd08:d473:bcca::/64"
               "fd08:d473:bcca:f0::/64"
             ];
-            endpoint = "wg.vsinerva.fi:51821";
+            endpoint = "wg.vsinerva.fi:51820";
           }
         ];
       };