diff --git a/tests/applications/gnome-initial-setup/gnome_initial_setup_post.pm b/tests/applications/gnome-initial-setup/gnome_initial_setup_post.pm
index dc43c1ff..181b67a9 100644
--- a/tests/applications/gnome-initial-setup/gnome_initial_setup_post.pm
+++ b/tests/applications/gnome-initial-setup/gnome_initial_setup_post.pm
@@ -13,7 +13,12 @@ sub assert_cmd_output_eq {
 
 sub run_as_user {
     my ($user, $cmd) = @_;
-    return script_output(qq{su -l $user -c 'dbus-run-session bash -lc "$cmd"'}, timeout => 60);
+    enter_cmd("su - $user");
+    sleep(2);
+    my $output = script_output($cmd, timeout => 60);
+    enter_cmd("exit");
+    sleep(2);
+    return $output
 }
 
 sub assert_as_user_eq {