diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
new file mode 100644
index 0809a6d..1759c88
*** a/doc/src/sgml/func.sgml
--- b/doc/src/sgml/func.sgml
*************** table2-mapping
*** 10536,10542 ****
        </row>
        <row>
         <entry><para><literal>json_extract_path_text(from_json json, VARIADIC path_elems text[])</literal>
!          </para><para><literal>json_extract_path_text(from_json json, VARIADIC path_elems text[])</literal>
         </para></entry>
         <entry><type>text</type></entry>
         <entry>
--- 10536,10542 ----
        </row>
        <row>
         <entry><para><literal>json_extract_path_text(from_json json, VARIADIC path_elems text[])</literal>
!          </para><para><literal>json_extract_path_text(from_json jsonb, VARIADIC path_elems text[])</literal>
         </para></entry>
         <entry><type>text</type></entry>
         <entry>