diff --git a/doc/src/sgml/catalogs.sgml b/doc/src/sgml/catalogs.sgml
index a12ee56..a712c68 100644
--- a/doc/src/sgml/catalogs.sgml
+++ b/doc/src/sgml/catalogs.sgml
@@ -7875,7 +7875,7 @@
    <structname>pg_stat_activity</structname> view to get more
    information on the session holding or waiting to hold each lock.
    Also, if you are using prepared transactions, the
-   <structfield>transaction</> column can be joined to the
+   <structfield>virtualtransaction</> column can be joined to the
    <structfield>transaction</structfield> column of the
    <structname>pg_prepared_xacts</structname> view to get more
    information on prepared transactions that hold locks.