diff --git a/playbooks/metal3-ci/run.yaml b/playbooks/metal3-ci/run.yaml
index b32070a2c4..64c979d666 100644
--- a/playbooks/metal3-ci/run.yaml
+++ b/playbooks/metal3-ci/run.yaml
@@ -21,6 +21,24 @@
           TEST_MAX_TIME: 200
           WORKER_MACHINE_COUNT: 1
 
+    - name: Format bigger partition for /opt/metal3-dev-env if available
+      filesystem:
+        fstype: ext4
+        dev: /dev/xvde1
+        force: true
+      become: true
+      when: ansible_devices.xvde.partitions.xvde1 is defined
+
+    - name: Mount /opt/metal3-dev-env in bigger partition if available
+      mount:
+        path: /opt/metal3-dev-env
+        src: /dev/xvde1
+        fstype: ext4
+        state: ephemeral
+        boot: false
+      become: true
+      when: ansible_devices.xvde.partitions.xvde1 is defined
+
     # TODO(dtantsur): add metal3-io/metal3-dev-env as a recognized project to
     # https://opendev.org/openstack/project-config/src/commit/e15b9cae77bdc243322cee64b3688a2a43dd193c/zuul/main.yaml#L1416
     - name: Clone metal3-dev-env
diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index 3f635be53b..cda6c9957e 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -52,8 +52,7 @@
         # NOTE(TheJulia): At present, metal3 doesn't leverage
         # stable branches, and as far as we are aware these jobs
         # can be removed once this branch is made stable.
-        - metal3-integration:
-            voting: false
+        - metal3-integration
         # Non-voting jobs
         - ironic-inspector-tempest:
             voting: false
@@ -96,7 +95,7 @@
         # NOTE(TheJulia): At present, metal3 doesn't leverage
         # stable branches, and as far as we are aware these jobs
         # can be removed once this branch is made stable.
-        #- metal3-integration
+        - metal3-integration
     experimental:
       jobs:
         # NOTE(dtantsur): this job is rarely used, no need to run it always.