diff --git a/nixos/modules/services/x11/display-managers/xpra.nix b/nixos/modules/services/x11/display-managers/xpra.nix
index f4ab2b4bd682..1566e38da083 100644
--- a/nixos/modules/services/x11/display-managers/xpra.nix
+++ b/nixos/modules/services/x11/display-managers/xpra.nix
@@ -25,7 +25,7 @@ in
         type = types.nullOr types.str;
         description = "Bind xpra to TCP";
       };
-      
+
       desktop = mkOption {
         type = types.nullOr types.str;
         default = null;