diff --git a/defaults/main.yml b/defaults/main.yml
index 88489a1b..d4a7e380 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -403,3 +403,11 @@ nova_nova_conf_overrides: {}
 nova_rootwrap_conf_overrides: {}
 nova_api_paste_ini_overrides: {}
 nova_policy_overrides: {}
+
+# Ubuntu Cloud Archive variables
+nova_uca_enable: True
+uca_openstack_release: mitaka
+uca_apt_repo_url: "http://ubuntu-cloud.archive.canonical.com/ubuntu"
+uca_repo_dist: "{{ ansible_lsb.codename }}-updates/{{ uca_openstack_release }}"
+uca_repo: "deb {{ uca_apt_repo_url }} {{ uca_repo_dist }} main"
+
diff --git a/releasenotes/notes/nova-uca-support-409b2e6afbce47b1.yaml b/releasenotes/notes/nova-uca-support-409b2e6afbce47b1.yaml
new file mode 100644
index 00000000..d59a0ef2
--- /dev/null
+++ b/releasenotes/notes/nova-uca-support-409b2e6afbce47b1.yaml
@@ -0,0 +1,10 @@
+---
+features:
+  - Nova UCA repository support is implemented by default.
+    This will allow the users to benefit from the updated
+    packages for KVM.
+
+    The ``nova_uca_enable`` variable controls the install
+    source for the KVM packages. By default this value is set
+    to ``True`` to make use of UCA repository. User can set to
+    ``False`` to disable.
diff --git a/tasks/nova_compute_kvm_install.yml b/tasks/nova_compute_kvm_install.yml
index b751580b..e72f2bcb 100644
--- a/tasks/nova_compute_kvm_install.yml
+++ b/tasks/nova_compute_kvm_install.yml
@@ -13,6 +13,26 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+- name: Add ubuntu cloud archive key package
+  apt:
+    pkg: ubuntu-cloud-keyring
+  when: nova_uca_enable
+  register: add_keys
+  tags:
+    - add-apt-keys
+
+- name: Add UCA repo(s)
+  apt_repository:
+    repo: "{{ uca_repo }}"
+    state: present
+  register: add_repo
+  when: nova_uca_enable
+  until: add_repo|success
+  retries: 5
+  delay: 2
+  tags:
+    - add-uca-repo
+
 #TODO(evrardjp): Replace the next 2 tasks by a standard apt with cache
 #when https://github.com/ansible/ansible-modules-core/pull/1517 is merged
 #in 1.9.x or we move to 2.0 (if tested working)
@@ -27,7 +47,8 @@
 - name: Update apt if needed
   apt:
     update_cache: yes
-  when: "ansible_date_time.epoch|float - apt_cache_stat.stat.mtime > {{cache_timeout}}"
+  when: ("ansible_date_time.epoch|float - apt_cache_stat.stat.mtime > {{cache_timeout}}" or
+        add_keys|changed or add_repo|changed)
   tags:
     - nova-apt-packages
     - nova-compute-kvm-apt-packages