diff --git a/nixos/modules/virtualisation/nixos-containers.nix b/nixos/modules/virtualisation/nixos-containers.nix
index dd9177a5bd21..ea904528caec 100644
--- a/nixos/modules/virtualisation/nixos-containers.nix
+++ b/nixos/modules/virtualisation/nixos-containers.nix
@@ -520,7 +520,7 @@ let
     hostAddress6 = null;
     localAddress = null;
     localAddress6 = null;
-    localmacAddress = null;
+    localMacAddress = null;
     tmpfs = null;
   };