diff --git a/tests/sys/netpfil/pf/ether.sh b/tests/sys/netpfil/pf/ether.sh
--- a/tests/sys/netpfil/pf/ether.sh
+++ b/tests/sys/netpfil/pf/ether.sh
@@ -427,6 +427,13 @@
 
 	# We should now be hitting the limits and get this packet dropped.
 	atf_check -s exit:2 -o ignore ping -c 1 -s 1200 192.0.2.2
+
+	# We can now also dummynet outbound traffic!
+	pft_set_rules alcatraz \
+		"ether pass out dnpipe 1"
+
+	# We should still be hitting the limits and get this packet dropped.
+	atf_check -s exit:2 -o ignore ping -c 1 -s 1200 192.0.2.2
 }
 
 dummynet_cleanup()