diff --git a/include/common/hathreads.h b/include/common/hathreads.h
index f819536..cfcb48e 100644
--- a/include/common/hathreads.h
+++ b/include/common/hathreads.h
@@ -237,6 +237,7 @@
 	PID_LIST_LOCK,
 	EMAIL_ALERTS_LOCK,
 	PIPES_LOCK,
+	START_LOCK,
 	LOCK_LABELS
 };
 struct lock_stat {