diff --git a/doc/src/sgml/install-windows.sgml b/doc/src/sgml/install-windows.sgml
index 92087dba687..db53ee85a87 100644
--- a/doc/src/sgml/install-windows.sgml
+++ b/doc/src/sgml/install-windows.sgml
@@ -255,15 +255,6 @@ $ENV{MSBFLAGS}="/m";
        </para>
      </note>
 
-     <note>
-       <para>
-       The obsolete <literal>winflex</literal> binaries distributed in the
-       downloads section of the PostgreSQL web site
-       and referenced in older documentation will fail with <quote>flex: fatal
-       internal error, exec failed</quote> on 64-bit Windows hosts. Use Flex from
-       MSYS instead.
-       </para>
-     </note>
      </listitem>
     </varlistentry>