diff --git a/nixos/modules/services/hardware/udisks2.nix b/nixos/modules/services/hardware/udisks2.nix
index e898f3260585..6be23f39754e 100644
--- a/nixos/modules/services/hardware/udisks2.nix
+++ b/nixos/modules/services/hardware/udisks2.nix
@@ -32,6 +32,8 @@ with lib;
 
     environment.systemPackages = [ pkgs.udisks2 ];
 
+    security.polkit.enable = true;
+
     services.dbus.packages = [ pkgs.udisks2 ];
 
     systemd.tmpfiles.rules = [ "d /var/lib/udisks2 0755 root root -" ];