diff --git a/nixos/modules/system/boot/networkd.nix b/nixos/modules/system/boot/networkd.nix
index e6b96433e841..2341b2ab83d3 100644
--- a/nixos/modules/system/boot/networkd.nix
+++ b/nixos/modules/system/boot/networkd.nix
@@ -2383,7 +2383,7 @@ let
     bridgeVLANConfig = mkOption {
       default = {};
       example = { VLAN = "10-20"; };
-      type = types.addCheck (types.attrsOf unitOption) check.network.sectionbridgeVLAN;
+      type = types.addCheck (types.attrsOf unitOption) check.network.sectionBridgeVLAN;
       description = lib.mdDoc ''
         Each attribute in this set specifies an option in the
         `[BridgeVLAN]` section of the unit.  See