diff --git a/demos/gtk-demo/stack.ui b/demos/gtk-demo/stack.ui
index 292bed8ac1..3ba841d264 100644
--- a/demos/gtk-demo/stack.ui
+++ b/demos/gtk-demo/stack.ui
@@ -45,7 +45,6 @@
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
                 <property name="receives_default">False</property>
-                <property name="xalign">0</property>
                 <property name="draw_indicator">True</property>
                 <property name="halign">center</property>
                 <property name="valign">center</property>