diff --git a/roles/validate-tempest/vars/tempest_skip.yml b/roles/validate-tempest/vars/tempest_skip.yml
index bf4cf74..b06b32d 100644
--- a/roles/validate-tempest/vars/tempest_skip.yml
+++ b/roles/validate-tempest/vars/tempest_skip.yml
@@ -1836,4 +1836,21 @@ known_failures:
       - tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-wallaby-branch
       - periodic-tripleo-ci-centos-8-multinode-1ctlr-featureset010-master
       - periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset020-master
+  - test: tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_port_security_macspoofing_port
+    deployment:
+      - overcloud
+    releases:
+      - name: master
+        reason: Failing on network
+        lp: https://bugs.launchpad.net/tripleo/+bug/1926992
+    jobs:
+      - tripleo-ci-centos-8-standalone
+      - tripleo-ci-centos-8-standalone-wallaby
+      - tripleo-ci-centos-8-containers-multinode
+      - tripleo-ci-centos-8-containers-multinode-wallaby
+      - tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001
+      - tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-ovb-master
+      - tripleo-ci-centos-8-ovb-3ctlr_1comp-featureset001-wallaby-branch
+      - periodic-tripleo-ci-centos-8-multinode-1ctlr-featureset010-master
+      - periodic-tripleo-ci-centos-8-ovb-1ctlr_2comp-featureset020-master