diff --git a/nixos/modules/virtualisation/qemu-vm.nix b/nixos/modules/virtualisation/qemu-vm.nix
index 23b488f9278..2218e1045eb 100644
--- a/nixos/modules/virtualisation/qemu-vm.nix
+++ b/nixos/modules/virtualisation/qemu-vm.nix
@@ -372,6 +372,7 @@ in
       };
 
     swapDevices = mkVMOverride [ ];
+    boot.initrd.luks.devices = mkVMOverride [];
 
     # Don't run ntpd in the guest.  It should get the correct time from KVM.
     services.ntp.enable = false;