diff --git a/nixos/tests/installer.nix b/nixos/tests/installer.nix
index 84fdb027ed85..9e5a6ad04e1e 100644
--- a/nixos/tests/installer.nix
+++ b/nixos/tests/installer.nix
@@ -46,7 +46,7 @@ let
                   , grubIdentifier, preBootCommands, extraConfig
                   }:
     let
-      iface = if grubVersion == 1 then "scsi" else "virtio";
+      iface = if grubVersion == 1 then "ide" else "virtio";
       qemuFlags =
         (if system == "x86_64-linux" then "-m 768 " else "-m 512 ") +
         (optionalString (system == "x86_64-linux") "-cpu kvm64 ");