Add omitted period.
diff --git a/expat/doc/reference.html b/expat/doc/reference.html
index fda752f..8cdfcd6 100644
--- a/expat/doc/reference.html
+++ b/expat/doc/reference.html
@@ -1137,7 +1137,7 @@
                             XML_StartNamespaceDeclHandler start,
                             XML_EndNamespaceDeclHandler end)
 </pre>
-<p>Sets both namespace declaration handlers with a single call</p>
+<p>Sets both namespace declaration handlers with a single call.</p>
 </div>
 
 <div class="handler">