diff --git a/morph/grid/local/README.rst b/morph/grid/local/README.rst
index b325b13bd2219a96d3fb8b723fad68b1673b8c19..345547244635734278aa76cb5cd59946f2afd37f 100644
--- a/morph/grid/local/README.rst
+++ b/morph/grid/local/README.rst
@@ -14,7 +14,7 @@ Use the local development environment
 0. Add VirtualBox to your NixOs system configuration at ``/etc/nixos/configuration.nix``::
 
     virtualisation.virtualbox.host.enable = true;
-    # Use VirtualBox installation without GUI and Qt dependency:
+    # Save bytes and build time, optional but recommended:
     virtualisation.virtualbox.host.headless = true;
 
 1. Enter the morph local grid directory::