diff --git a/lass/1systems/mors/physical.nix b/lass/1systems/mors/physical.nix
index 2f3a68442..a9108104b 100644
--- a/lass/1systems/mors/physical.nix
+++ b/lass/1systems/mors/physical.nix
@@ -23,7 +23,7 @@
 
   services.udev.extraRules = ''
     SUBSYSTEM=="net", DEVPATH=="/devices/pci*/*1c.1/*/net/*", NAME="wl0"
-    SUBSYSTEM=="net", ATTR{address}=="3c:97:0e:4f:42:35", NAME="et0"
+    SUBSYSTEM=="net", ATTR{address}=="3c:97:0e:37:15:d9", NAME="et0"
   '';
 
   #TODO activationScripts seem broken, fix them!