diff --git a/roles/home-gui/files/gnome-setup.sh b/roles/home-gui/files/gnome-setup.sh
index 0d842ab..a3be3a1 100644
--- a/roles/home-gui/files/gnome-setup.sh
+++ b/roles/home-gui/files/gnome-setup.sh
@@ -179,10 +179,16 @@ set_misc_preferences () {
         gsettings set org.gnome.desktop.interface gtk-theme 'Adwaita'
     fi
 
-    # Put the screen to sleep early without a password (to avoid image
-    # retention on this crappy laptop screen).
-    gsettings set org.gnome.desktop.session idle-delay 'uint32 60'
-    gsettings set org.gnome.desktop.screensaver lock-enabled false
+    if [ "$(cat /sys/devices/virtual/dmi/id/product_name)" = "Latitude 7490" ]
+    then
+        # Put the screen to sleep early without a password (to avoid image
+        # retention on this crappy laptop screen).
+        gsettings set org.gnome.desktop.session idle-delay 'uint32 60'
+        gsettings set org.gnome.desktop.screensaver lock-enabled false
+    else
+        gsettings set org.gnome.desktop.session idle-delay 'uint32 300'
+        gsettings set org.gnome.desktop.screensaver lock-enabled true
+    fi
 
     # Reset the app picker layout. Will take effect after a gnome-shell restart
     # (log off and on again).