diff --git a/LOCKS b/LOCKS
index 86cc48df2782..977f30b0a4ed 100644
--- a/LOCKS
+++ b/LOCKS
@@ -9,3 +9,4 @@ subsystem       login   expires  notes
 Special cases:
 src/*	RELENG_4_*	Requires Security Officer approval.
 src/*	RELENG_5_*	Requires Security Officer approval.
+src/*	RELENG_6_*	Requires Security Officer approval.