diff --git a/doc/src/sgml/release-18.sgml b/doc/src/sgml/release-18.sgml
index 662a74f452c..14d6a375bec 100644
--- a/doc/src/sgml/release-18.sgml
+++ b/doc/src/sgml/release-18.sgml
@@ -2148,7 +2148,7 @@ Author: Nathan Bossart <nathan@postgresql.org>
 
 <listitem>
 <para>
-Add functions crc32() and crc32c to compute CRC values (Aleksander Alekseev)
+Add functions crc32() and crc32c() to compute CRC values (Aleksander Alekseev)
 <ulink url="&commit_baseurl;760162fed">&sect;</ulink>
 </para>
 </listitem>