diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 789a6ec2486..ab296b6f87b 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -5070,7 +5070,7 @@ unsigned char *PQunescapeBytea(const unsigned char *from, size_t *to_length);
    <xref linkend="libpq-PQprepare"/>,
    <xref linkend="libpq-PQexecPrepared"/>,
    <xref linkend="libpq-PQdescribePrepared"/>,
-   <xref linkend="libpq-PQdescribePortal"/>
+   <xref linkend="libpq-PQdescribePortal"/>,
    <xref linkend="libpq-PQclosePrepared"/>, and
    <xref linkend="libpq-PQclosePortal"/>
    respectively.