diff --git a/hosts/router/default.nix b/hosts/router/default.nix
index 0f12a4d..fe41291 100644
--- a/hosts/router/default.nix
+++ b/hosts/router/default.nix
@@ -38,17 +38,17 @@
     bridges = {
       lan = {
         interfaces = [
-          "LAN0"
-          "LAN1"
-          "LAN2"
-          "LAN3"
-          "LAN4"
+          "lan0"
+          "lan1"
+          "lan2"
+          "lan3"
+          "lan4"
         ];
       };
     };
     nat = {
       enable = true;
-      externalInterface = "WAN";
+      externalInterface = "wan";
       internalInterfaces = [ "lan" ];
       internalIPs = [ "192.168.0.0/16" ];
     };
@@ -56,12 +56,12 @@
 
   services = {
     udev.extraRules = ''
-      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:67", NAME="WAN"
-      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:68", NAME="LAN0"
-      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:69", NAME="LAN1"
-      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:6a", NAME="LAN2"
-      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:6b", NAME="LAN3"
-      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:6c", NAME="LAN4"
+      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:67", NAME="wan"
+      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:68", NAME="lan0"
+      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:69", NAME="lan1"
+      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:6a", NAME="lan2"
+      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:6b", NAME="lan3"
+      ACTION=="add", SUBSYSTEM=="net", ATTR{address}=="00:e2:69:96:fb:6c", NAME="lan4"
     '';
   };