diff --git a/debian/etc/xdg/weston/weston.ini b/debian/etc/xdg/weston/weston.ini
index e562dbd..573618b 100644
--- a/debian/etc/xdg/weston/weston.ini
+++ b/debian/etc/xdg/weston/weston.ini
@@ -1,4 +1,5 @@
 [core]
+gbm-format=argb8888
 shell=desktop-shell.so
 modules=systemd-notify.so
 xwayland=true