diff --git a/sbin/hastd/pjdlog.c b/sbin/hastd/pjdlog.c
index ef3026f77450..891210586291 100644
--- a/sbin/hastd/pjdlog.c
+++ b/sbin/hastd/pjdlog.c
@@ -57,6 +57,9 @@ pjdlog_mode_set(int mode)
 	assert(mode == PJDLOG_MODE_STD || mode == PJDLOG_MODE_SYSLOG);
 
 	pjdlog_mode = mode;
+
+	if (mode == PJDLOG_MODE_SYSLOG)
+		openlog(NULL, LOG_PID, LOG_DAEMON);
 }
 
 /*