diff --git a/hosts/containers/nfsroot/default.nix b/hosts/containers/nfsroot/default.nix
index 4121ba39..256b6b62 100644
--- a/hosts/containers/nfsroot/default.nix
+++ b/hosts/containers/nfsroot/default.nix
@@ -9,7 +9,8 @@ let
   ];
 in {
   microvm = {
-    hypervisor = "qemu";
+    hypervisor = "cloud-hypervisor";
+    mem = 2048;
 
     shares = [ {
       source = "/nix/store";