diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 2fc638c376f..11ab8c1c368 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -7872,7 +7872,7 @@ myEventProc(PGEventId evtId, void *evtInfo, void *passThrough)
PGSSLMAXPROTOCOLVERSION
PGSSLMAXPROTOCOLVERSION behaves the same as the connection parameter.
+ linkend="libpq-connect-ssl-max-protocol-version"/> connection parameter.