diff --git a/src/interfaces/libpq/libpq-int.h b/src/interfaces/libpq/libpq-int.h
index be6c3705b0..7007692fb1 100644
--- a/src/interfaces/libpq/libpq-int.h
+++ b/src/interfaces/libpq/libpq-int.h
@@ -364,7 +364,6 @@ struct pg_conn
 	PGnotify   *notifyTail;		/* newest unreported Notify msg */
 
 	/* Connection data */
-	/* See PQconnectPoll() for how we use 'int' and not 'pgsocket'. */
 	pgsocket	sock;			/* FD for socket, PGINVALID_SOCKET if
 								 * unconnected */
 	SockAddr	laddr;			/* Local address */