diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 5a0dd3c953fa..683f8d7f786f 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2019-09-09  Edward Smith-Rowland  <3dw4rd@verizon.net>
+
+	Update docs for p858 - Constexpr iterator changes available since 9.1.
+	* doc/xml/manual/status_cxx2020.xml: Update p0858r0 status.
+
 2019-09-02  Jonathan Wakely  <jwakely@redhat.com>
 
 	* doc/xml/manual/abi.xml: Document 9.x library versions.
diff --git a/libstdc++-v3/doc/xml/manual/status_cxx2020.xml b/libstdc++-v3/doc/xml/manual/status_cxx2020.xml
index 89e540d018b0..ccf38185a6ca 100644
--- a/libstdc++-v3/doc/xml/manual/status_cxx2020.xml
+++ b/libstdc++-v3/doc/xml/manual/status_cxx2020.xml
@@ -309,15 +309,15 @@ Feature-testing recommendations for C++</link>.
     </row>
 
     <row>
-      <?dbhtml bgcolor="#C8B0B0" ?>
       <entry>  Constexpr iterator requirements </entry>
       <entry>
         <link xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2018/p0858r0.html">
 	P0858R0
 	</link>
       </entry>
-      <entry align="center"> </entry>
-      <entry />
+      <entry align="center"> 9.1 </entry>
+      <entry> <code>__cpp_lib_string_view &gt;= 201803L</code>
+      and <code>__cpp_lib_array_constexpr &gt;= 201803L</code> </entry>
     </row>
 
     <row>