diff --git a/.config/guix/system/default.scm b/.config/guix/system/default.scm
index fac48484..7a8103f6 100644
--- a/.config/guix/system/default.scm
+++ b/.config/guix/system/default.scm
@@ -65,6 +65,7 @@ StrictNodes 1")
      (guix-service-type config =>
                         (guix-configuration
                          (inherit config)
+                         (discover? #t)
                          ;; Don't clean build deps.
                          ;; See (info "(guix) Invoking guix-daemon").
                          ;; WARNING: This tends to yield an ever-growing store.
diff --git a/.config/guix/system/desktop-bababa.scm b/.config/guix/system/desktop-bababa.scm
index e038b93c..a0e75bcf 100644
--- a/.config/guix/system/desktop-bababa.scm
+++ b/.config/guix/system/desktop-bababa.scm
@@ -10,7 +10,7 @@
   #:use-module (gnu services))
 
 (use-service-modules
- avahi                                  ; To remove avahi.
+ avahi                                  ; To remove avahi.  TODO: Maybe don't remove the service if we use --advertise / --discover.
  desktop                                ; To remove bluetooth.
  networking                             ; To remove NetworkManager.
  ;; To remove GDM: