diff --git a/zuul.d/tempest-singlenode.yaml b/zuul.d/tempest-singlenode.yaml
index d2544365314..78e42ab8f2e 100644
--- a/zuul.d/tempest-singlenode.yaml
+++ b/zuul.d/tempest-singlenode.yaml
@@ -745,4 +745,6 @@
       devstack_localrc:
         OVN_BUILD_FROM_SOURCE: True
         OVN_BRANCH: "main"
-        OVS_BRANCH: "master"
+        # TODO(ykarel) move to master once OVN main branch is fixed to
+        # work with https://github.com/openvswitch/ovs/commit/b8bf410
+        OVS_BRANCH: a77c7796f23a76190b61e2109a009df980253b0f