diff --git a/bin/tests/system/dnssec/ns5/named.conf b/bin/tests/system/dnssec/ns5/named.conf
index 4eb432cf07..2d92b434d0 100644
--- a/bin/tests/system/dnssec/ns5/named.conf
+++ b/bin/tests/system/dnssec/ns5/named.conf
@@ -1,4 +1,4 @@
-// NS4
+// NS5
 
 options {
 	port 5300;