diff --git a/nixos/tests/libvirtd.nix b/nixos/tests/libvirtd.nix
index df80dcc21a2e..27ffaac3e62d 100644
--- a/nixos/tests/libvirtd.nix
+++ b/nixos/tests/libvirtd.nix
@@ -20,6 +20,11 @@ import ./make-test-python.nix ({ pkgs, ... }: {
         networking.hostId = "deadbeef"; # needed for zfs
         security.polkit.enable = true;
         environment.systemPackages = with pkgs; [ virt-manager ];
+
+        # This adds `resolve` to the `hosts` line of /etc/nsswitch.conf; NSS modules placed after it
+        # will not be consulted. Therefore this tests that the libvirtd NSS modules will be
+        # be placed early enough for name resolution to work.
+        services.resolved.enable = true;
       };
   };