diff --git a/chrooted-iso.sh b/chrooted-iso.sh
index eae5cce..5647ad4 100755
--- a/chrooted-iso.sh
+++ b/chrooted-iso.sh
@@ -50,4 +50,8 @@ echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen
 echo "LANG=en_US.UTF-8" > /etc/locale.conf
 locale-gen
 
+# Onyx as default gdm session
+rm /usr/share/xsessions/gnome*
+rm /usr/share/wayland-sessions/gnome*
+
 echo "Configured the system. Exiting chroot."
diff --git a/crystal/packages.x86_64 b/crystal/packages.x86_64
index cb1ef68..e58b457 100644
--- a/crystal/packages.x86_64
+++ b/crystal/packages.x86_64
@@ -25,7 +25,7 @@ zsh
 # GUI Target
 firefox
 gdm
-gnome
+onyx
 gparted
 mesa
 spice-vdagent