diff --git a/nixos/tests/networking.nix b/nixos/tests/networking.nix
index 4fc5d48e0e1..58adab9d40a 100644
--- a/nixos/tests/networking.nix
+++ b/nixos/tests/networking.nix
@@ -35,7 +35,7 @@ let
         extraConfig = flip concatMapStrings vlanIfs (n: ''
           subnet 192.168.${toString n}.0 netmask 255.255.255.0 {
             option routers 192.168.${toString n}.1;
-            range 192.168.${toString n}.2 192.168.${toString n}.254;
+            range 192.168.${toString n}.3 192.168.${toString n}.254;
           }
         '')
         ;