diff --git a/tests/sys/net/if_lagg_test.sh b/tests/sys/net/if_lagg_test.sh
--- a/tests/sys/net/if_lagg_test.sh
+++ b/tests/sys/net/if_lagg_test.sh
@@ -403,8 +403,7 @@
 witness_body()
 {
 	if [ "$(atf_config_get ci false)" = "true" ] && \
-		[ "$(uname -p)" = "i386" ]; then
-		atf_skip "https://bugs.freebsd.org/244163"
+		atf_skip "https://bugs.freebsd.org/244163 and https://bugs.freebsd.org/251726"
 	fi
 	if [ `sysctl -n debug.witness.watch` -ne 1 ]; then
 		atf_skip "witness(4) is not enabled"