diff --git a/zuul.d/queens_jobs.yaml b/zuul.d/queens_jobs.yaml
index b3e521b..0b56b32 100644
--- a/zuul.d/queens_jobs.yaml
+++ b/zuul.d/queens_jobs.yaml
@@ -245,3 +245,4 @@
         USE_PYTHON3: false
         CIRROS_VERSION: 0.3.5
         TEMPEST_PLUGINS: '"/opt/stack/designate-tempest-plugin /opt/stack/neutron-tempest-plugin"'
+        ADVANCED_INSTANCE_TYPE: ds512M
diff --git a/zuul.d/rocky_jobs.yaml b/zuul.d/rocky_jobs.yaml
index 211e896..5cb6125 100644
--- a/zuul.d/rocky_jobs.yaml
+++ b/zuul.d/rocky_jobs.yaml
@@ -615,6 +615,7 @@
       devstack_localrc:
         USE_PYTHON3: false
         TEMPEST_PLUGINS: '"/opt/stack/designate-tempest-plugin /opt/stack/neutron-tempest-plugin"'
+        ADVANCED_INSTANCE_TYPE: ds512M
     branches:
       - stable/rocky
 
diff --git a/zuul.d/stein_jobs.yaml b/zuul.d/stein_jobs.yaml
index 037bba2..f84df2a 100644
--- a/zuul.d/stein_jobs.yaml
+++ b/zuul.d/stein_jobs.yaml
@@ -338,3 +338,5 @@
     vars:
       branch_override: stable/stein
       network_api_extensions_common: *api_extensions
+      devstack_localrc:
+        ADVANCED_INSTANCE_TYPE: ds512M
diff --git a/zuul.d/train_jobs.yaml b/zuul.d/train_jobs.yaml
index a7ac8bf..5caf127 100644
--- a/zuul.d/train_jobs.yaml
+++ b/zuul.d/train_jobs.yaml
@@ -220,6 +220,8 @@
     vars:
       branch_override: stable/train
       network_api_extensions_common: *api_extensions
+      devstack_localrc:
+        ADVANCED_INSTANCE_TYPE: ds512M
 
 - job:
     name: neutron-tempest-plugin-sfc-train