diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index e52e2d953b6..db3147d1c46 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -21067,7 +21067,7 @@ SELECT NULLIF(value, '(none)') ...
         </indexterm>
         <function>range_intersect_agg</function> ( <parameter>value</parameter>
          <type>anyrange</type> )
-        <returnvalue>anymultirange</returnvalue>
+        <returnvalue>anyrange</returnvalue>
        </para>
        <para role="func_signature">
         <function>range_intersect_agg</function> ( <parameter>value</parameter>
diff --git a/doc/src/sgml/release-15.sgml b/doc/src/sgml/release-15.sgml
index 8390578a9a6..b9aba1df763 100644
--- a/doc/src/sgml/release-15.sgml
+++ b/doc/src/sgml/release-15.sgml
@@ -2489,17 +2489,6 @@ Add documentation for pg_encoding_to_char() and pg_char_to_encoding() (Ian Lawre
 </para>
 </listitem>
 
-<!--
-Author: Peter Eisentraut <peter@eisentraut.org>
-2022-03-30 [b21c4cf95] doc: Document range_intersect_agg(anymultirange)
--->
-
-<listitem>
-<para>
-Add documentation for range_intersect_agg(anymultirange) (Paul Jungwirth)
-</para>
-</listitem>
-
 <!--
 Author: Tom Lane <tgl@sss.pgh.pa.us>
 2021-10-09 [2ae5d72f0] Doc: improve documentation for ^@ starts-with operator.