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:
diff --git a/zuul.d/master_jobs.yaml b/zuul.d/master_jobs.yaml
index 97b5759..49098dc 100644
--- a/zuul.d/master_jobs.yaml
+++ b/zuul.d/master_jobs.yaml
@@ -255,7 +255,8 @@
           $NEUTRON_CONF:
             DEFAULT:
               enable_dvr: false
-              l3_ha: true
+              # TODO(ykarel) Turn on once https://bugs.launchpad.net/neutron/+bug/2037239 fixed
+              l3_ha: false
           /$NEUTRON_CORE_PLUGIN_CONF:
             agent:
               tunnel_types: vxlan,gre
@@ -354,7 +355,8 @@
           $NEUTRON_CONF:
             DEFAULT:
               enable_dvr: false
-              l3_ha: true
+              # TODO(ykarel) Turn on once https://bugs.launchpad.net/neutron/+bug/2037239 fixed
+              l3_ha: false
           /$NEUTRON_CORE_PLUGIN_CONF:
             agent:
               tunnel_types: vxlan,gre
@@ -524,7 +526,8 @@
             DEFAULT:
               enable_dvr: false
               vlan_transparent: true
-              l3_ha: true
+              # TODO(ykarel) Turn on once https://bugs.launchpad.net/neutron/+bug/2037239 fixed
+              l3_ha: false
             AGENT:
               debug_iptables_rules: true
             EXPERIMENTAL:
diff --git a/zuul.d/train_jobs.yaml b/zuul.d/train_jobs.yaml
index 159feb2..5b1d354 100644
--- a/zuul.d/train_jobs.yaml
+++ b/zuul.d/train_jobs.yaml
@@ -154,6 +154,9 @@
             DEFAULT:
               # NOTE(slaweq): on Bionic keepalived doesn't knows this option yet
               keepalived_use_no_track: False
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -188,6 +191,9 @@
             DEFAULT:
               # NOTE(slaweq): on Bionic keepalived don't knows this option yet
               keepalived_use_no_track: False
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -222,6 +228,9 @@
             DEFAULT:
               # NOTE(slaweq): on Bionic keepalived don't knows this option yet
               keepalived_use_no_track: False
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
diff --git a/zuul.d/ussuri_jobs.yaml b/zuul.d/ussuri_jobs.yaml
index 5abc741..81da9af 100644
--- a/zuul.d/ussuri_jobs.yaml
+++ b/zuul.d/ussuri_jobs.yaml
@@ -159,6 +159,9 @@
             DEFAULT:
               # NOTE(slaweq): on Bionic keepalived don't knows this option yet
               keepalived_use_no_track: False
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -191,6 +194,9 @@
             DEFAULT:
               # NOTE(slaweq): on Bionic keepalived don't knows this option yet
               keepalived_use_no_track: False
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -218,6 +224,9 @@
             DEFAULT:
               # NOTE(slaweq): on Bionic keepalived don't knows this option yet
               keepalived_use_no_track: False
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
diff --git a/zuul.d/victoria_jobs.yaml b/zuul.d/victoria_jobs.yaml
index 1f611db..ca5ae6b 100644
--- a/zuul.d/victoria_jobs.yaml
+++ b/zuul.d/victoria_jobs.yaml
@@ -152,6 +152,10 @@
         ADVANCED_INSTANCE_USER: ubuntu
         CUSTOMIZE_IMAGE: false
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -184,6 +188,10 @@
         ADVANCED_INSTANCE_USER: ubuntu
         CUSTOMIZE_IMAGE: false
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -212,6 +220,10 @@
         ADVANCED_INSTANCE_USER: ubuntu
         CUSTOMIZE_IMAGE: false
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
diff --git a/zuul.d/wallaby_jobs.yaml b/zuul.d/wallaby_jobs.yaml
index 92a3e50..c40ec37 100644
--- a/zuul.d/wallaby_jobs.yaml
+++ b/zuul.d/wallaby_jobs.yaml
@@ -110,6 +110,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -137,6 +141,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -157,6 +165,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
diff --git a/zuul.d/xena_jobs.yaml b/zuul.d/xena_jobs.yaml
index 25d63a9..3c86d53 100644
--- a/zuul.d/xena_jobs.yaml
+++ b/zuul.d/xena_jobs.yaml
@@ -112,6 +112,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -132,6 +136,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -152,6 +160,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
diff --git a/zuul.d/yoga_jobs.yaml b/zuul.d/yoga_jobs.yaml
index 04c9ddd..76a24fc 100644
--- a/zuul.d/yoga_jobs.yaml
+++ b/zuul.d/yoga_jobs.yaml
@@ -109,6 +109,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions + network_api_extensions_openvswitch) | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -129,6 +133,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions + network_api_extensions_openvswitch) | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
@@ -149,6 +157,10 @@
       devstack_localrc:
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
       devstack_local_conf:
+        post-config:
+          $NEUTRON_CONF:
+            DEFAULT:
+              l3_ha: true
         test-config:
           $TEMPEST_CONFIG:
             network-feature-enabled:
diff --git a/zuul.d/zed_jobs.yaml b/zuul.d/zed_jobs.yaml
index 8c70a66..1318586 100644
--- a/zuul.d/zed_jobs.yaml
+++ b/zuul.d/zed_jobs.yaml
@@ -98,6 +98,10 @@
       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:
@@ -132,6 +136,10 @@
       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:
@@ -160,6 +168,10 @@
       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: