diff --git a/doc/en/Gtk/ToolItem.xml b/doc/en/Gtk/ToolItem.xml
index efbd64ca7..5cf675302 100644
--- a/doc/en/Gtk/ToolItem.xml
+++ b/doc/en/Gtk/ToolItem.xml
@@ -7,14 +7,16 @@
   </AssemblyInfo>
   <ThreadSafetyStatement>Gtk# is thread aware, but not thread safe; See the <link location="node:gtk-sharp/programming/threads">Gtk# Thread Programming</link> for details.</ThreadSafetyStatement>
   <Docs>
-    <summary>Objects to fill a <see cref="T:Gtk.Toolbar" />.</summary>
+    <summary>The base class of widgets that can be added to a <see cref="T:Gtk.Toolbar" />.
+Current inheritors are: <see cref="T:Gtk.ToolButton" /> and <see cref="T:Gtk.SeparatorToolItem" />.</summary>
     <remarks />
     <since version="Gtk# 2.4" />
   </Docs>
   <Base>
     <BaseTypeName>Gtk.Bin</BaseTypeName>
   </Base>
-  <Interfaces></Interfaces>
+  <Interfaces>
+  </Interfaces>
   <Members>
     <Member MemberName="OnToolbarReconfigured">
       <MemberSignature Language="C#" Value="protected virtual void OnToolbarReconfigured ();" />
@@ -487,4 +489,4 @@
       </Docs>
     </Member>
   </Members>
-</Type>
+</Type>
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