diff --git a/testing/tests/ikev2/nat-one-rw/description.txt b/testing/tests/ikev2/nat-one-rw/description.txt
index c3b9bb820..db9aab9a9 100644
--- a/testing/tests/ikev2/nat-one-rw/description.txt
+++ b/testing/tests/ikev2/nat-one-rw/description.txt
@@ -1,5 +1,4 @@
 The roadwarrior <b>alice</b> sitting behind the NAT router <b>moon</b> sets up a tunnel to
 gateway <b>sun</b>. UDP encapsulation is used to traverse the NAT router.
-<b>leftfirewall=yes</b> automatically inserts iptables-based firewall rules that let pass
-the tunneled traffic. In order to test the tunnel, the NAT-ed host <b>alice</b> pings the
+In order to test the tunnel, the NAT-ed host <b>alice</b> pings the
 client <b>bob</b> behind the gateway <b>sun</b>.