diff --git a/zuul.d/master_jobs.yaml b/zuul.d/master_jobs.yaml
index 5085afd..d19aae3 100644
--- a/zuul.d/master_jobs.yaml
+++ b/zuul.d/master_jobs.yaml
@@ -488,7 +488,7 @@
         # is included in an ovn released version
         OVN_BUILD_FROM_SOURCE: True
         OVN_BRANCH: "v21.06.0"
-        OVS_BRANCH: "branch-2.15"
+        OVS_BRANCH: "a4b04276ab5934d087669ff2d191a23931335c87"
         OVS_SYSCONFDIR: "/usr/local/etc/openvswitch"
       devstack_services:
         br-ex-tcpdump: true