diff --git a/src/keybinding-editor.ui b/src/keybinding-editor.ui
index 43f8150..ce49585 100644
--- a/src/keybinding-editor.ui
+++ b/src/keybinding-editor.ui
@@ -92,6 +92,7 @@
               <object class="GtkScrolledWindow" id="scrolledwindow1">
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
+                <property name="hexpand">True</property>
                 <property name="vexpand">True</property>
                 <property name="hscrollbar_policy">never</property>
                 <property name="shadow_type">in</property>