diff --git a/xml/System.Net/IPAddress.xml b/xml/System.Net/IPAddress.xml
index 5b6640763a4..5a843e77566 100644
--- a/xml/System.Net/IPAddress.xml
+++ b/xml/System.Net/IPAddress.xml
@@ -2709,8 +2709,6 @@
 
  ]]></format>
         </remarks>
-        <exception cref="T:System.ArgumentNullException">
-          <paramref name="ipString" /> is <see langword="null" />.</exception>
       </Docs>
     </Member>
     <Member MemberName="TryParse">