diff --git a/demos/gtk-demo/main.ui b/demos/gtk-demo/main.ui
index b4161c9519..b602c9a246 100644
--- a/demos/gtk-demo/main.ui
+++ b/demos/gtk-demo/main.ui
@@ -53,31 +53,30 @@
     <child>
       <object class="GtkBox">
         <child>
-          <object class="GtkScrolledWindow">
-            <style>
-              <class name="sidebar"/>
-            </style>
-            <property name="width-request">120</property>
-            <property name="hscrollbar-policy">never</property>
-            <property name="min-content-width">150</property>
+          <object class="GtkBox">
+            <property name="width-request">220</property>
+            <property name="orientation">vertical</property>
             <child>
-              <object class="GtkBox">
-                <property name="width-request">220</property>
-                <property name="orientation">vertical</property>
-
+              <object class="GtkSearchBar" id="searchbar">
+                <property name="key-capture-widget">window</property>
                 <child>
-                  <object class="GtkSearchBar" id="searchbar">
-                    <property name="key-capture-widget">window</property>
-                    <child>
-                      <object class="GtkSearchEntry" id="search-entry">
-                        <accessibility>
-                          <relation name="controls">listview</relation>
-                        </accessibility>
-                      </object>
-                    </child>
+                  <object class="GtkSearchEntry" id="search-entry">
+                    <accessibility>
+                      <relation name="controls">listview</relation>
+                    </accessibility>
                   </object>
                 </child>
-
+              </object>
+            </child>
+            <child>
+              <object class="GtkScrolledWindow">
+                <style>
+                  <class name="sidebar"/>
+                </style>
+                <property name="width-request">120</property>
+                <property name="hscrollbar-policy">never</property>
+                <property name="min-content-width">150</property>
+                <property name="vexpand">1</property>
                 <child>
                   <object class="GtkListView" id="listview">
                     <style>
@@ -94,7 +93,6 @@
                     </accessibility>
                   </object>
                 </child>
-
               </object>
             </child>
           </object>