diff --git a/plugins/plugin_installer/config_dialog.ui b/plugins/plugin_installer/config_dialog.ui
index 0ae8269d6..e6376335c 100644
--- a/plugins/plugin_installer/config_dialog.ui
+++ b/plugins/plugin_installer/config_dialog.ui
@@ -15,18 +15,36 @@
         <property name="position">340</property>
         <property name="position_set">True</property>
         <child>
-          <object class="GtkScrolledWindow" id="scrolledwindow2">
+          <object class="GtkVBox" id="vbox1">
             <property name="visible">True</property>
-            <property name="can_focus">True</property>
-            <property name="border_width">6</property>
-            <property name="hscrollbar_policy">never</property>
-            <property name="vscrollbar_policy">automatic</property>
+            <property name="orientation">vertical</property>
             <child>
-              <object class="GtkTreeView" id="available_treeview">
+              <object class="GtkScrolledWindow" id="scrolledwindow2">
                 <property name="visible">True</property>
                 <property name="can_focus">True</property>
-                <property name="search_column">1</property>
+                <property name="border_width">6</property>
+                <property name="hscrollbar_policy">never</property>
+                <property name="vscrollbar_policy">automatic</property>
+                <child>
+                  <object class="GtkTreeView" id="available_treeview">
+                    <property name="visible">True</property>
+                    <property name="can_focus">True</property>
+                    <property name="search_column">1</property>
+                  </object>
+                </child>
               </object>
+              <packing>
+                <property name="position">0</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkProgressBar" id="progressbar">
+                <property name="ellipsize">end</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="position">1</property>
+              </packing>
             </child>
           </object>
           <packing>
@@ -176,12 +194,7 @@
               <object class="GtkHBox" id="hbox15">
                 <property name="visible">True</property>
                 <child>
-                  <object class="GtkProgressBar" id="progressbar">
-                    <property name="ellipsize">end</property>
-                  </object>
-                  <packing>
-                    <property name="position">0</property>
-                  </packing>
+                  <placeholder/>
                 </child>
                 <child>
                   <object class="GtkHButtonBox" id="hbuttonbox3">