diff --git a/xep-0033.xml b/xep-0033.xml
index 0f1987f8..d563cb8d 100644
--- a/xep-0033.xml
+++ b/xep-0033.xml
@@ -581,7 +581,7 @@
           </tr>
           <tr>
             <td>&lt;not-acceptable/&gt;</td>
-            <td>Too many receiver fields were specified.  Servers MAY have configurable limits for this, but the limit MUST be at least 50.</td>
+            <td>Too many receiver fields were specified.  Servers SHOULD have a configurable upper limit for the number of addresses. The limit SHOULD be more than 20 and less than 100.</td>
           </tr>
         </table>
     </section1>