diff --git a/nixos-modules/dhall/vbox-guest.dhall b/nixos-modules/dhall/vbox-guest.dhall
index 9a0ce56..f522836 100644
--- a/nixos-modules/dhall/vbox-guest.dhall
+++ b/nixos-modules/dhall/vbox-guest.dhall
@@ -149,7 +149,7 @@ let toVbox =
                 }
               , resources = Resources::{
                 , caps = 1024
-                , ram = Genode.units.MiB 64 + Genode.units.MiB params.memorySize
+                , ram = Genode.units.MiB 128 + Genode.units.MiB params.memorySize
                 }
               , routes =
                 [ ServiceRoute.parent "File_system"