diff --git a/zuul.d/2023_1_jobs.yaml b/zuul.d/2023_1_jobs.yaml
index b9f293f..e521c01 100644
--- a/zuul.d/2023_1_jobs.yaml
+++ b/zuul.d/2023_1_jobs.yaml
@@ -96,6 +96,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_openvswitch) | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -130,6 +134,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_openvswitch) | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -187,6 +195,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_linuxbridge) | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled: