diff --git a/contrib/check-config.sh b/contrib/check-config.sh
index 59649d6c66..54b1b7eacd 100755
--- a/contrib/check-config.sh
+++ b/contrib/check-config.sh
@@ -161,6 +161,7 @@ echo 'Optional Features:'
 flags=(
 	RESOURCE_COUNTERS
 	CGROUP_PERF
+	CFS_BANDWIDTH
 )
 check_flags "${flags[@]}"