diff --git a/doc/source/configuration/monitoring.rst b/doc/source/configuration/monitoring.rst
index 77c5e47f7..7414a5398 100644
--- a/doc/source/configuration/monitoring.rst
+++ b/doc/source/configuration/monitoring.rst
@@ -81,8 +81,8 @@ on the overcloud hosts:
 SMART reporting should now be enabled along with a Prometheus alert for
 unhealthy disks and a Grafana dashboard called ``Hardware Overview``.
 
-Alertmanager and Slack
-======================
+Alertmanager, Slack and Microsoft Teams
+=======================================
 
 StackHPC Kayobe configuration comes bundled with an array of alerts but does not
 enable any receivers for notifications by default. Various receivers can be
@@ -119,6 +119,17 @@ available `here <https://awesome-prometheus-alerts.grep.to/>`__. They simply
 need to be added to one of the ``*.rules`` files in the prometheus configuration
 directory.
 
+If however you are using Microsoft Teams instead of Slack, you can use Prometheus
+Alertmanager's built-in support for the new message format based on Power Automate flows.
+You will need an incoming webhook URL for your Teams channel.
+This can be done by following `these instructions <https://support.microsoft.com/en-gb/office/create-incoming-webhooks-with-workflows-for-microsoft-teams-8ae491c7-0394-4861-ba59-055e33f75498>`__.
+To set up a receiver, create a ``prometheus-alertmanager.yml`` file under
+``etc/kayobe/kolla/config/prometheus/``.
+An example config is stored in this directory known as ``prometheus-alertmanager.msteamvs2.yml.example``.
+The example configuration uses two Slack channels.
+One channel receives all alerts while the other only receives alerts tagged as critical.
+Feel free to modify the example configuration to suit your needs.
+
 Ceph Monitoring
 ===============
 
diff --git a/etc/kayobe/kolla-image-tags.yml b/etc/kayobe/kolla-image-tags.yml
index 16d316158..d849595cc 100644
--- a/etc/kayobe/kolla-image-tags.yml
+++ b/etc/kayobe/kolla-image-tags.yml
@@ -49,6 +49,9 @@ kolla_image_tags:
   ovn:
     rocky-9: 2024.1-rocky-9-20250219T113722
     ubuntu-jammy: 2024.1-ubuntu-jammy-20250219T113722
+  prometheus_alertmanager:
+    rocky-9: 2024.1-rocky-9-20250422T103147
+    ubuntu-jammy: 2024.1-ubuntu-jammy-20250422T103147
   skyline_apiserver:
     rocky-9: 2024.1-rocky-9-20250408T133253
     ubuntu-jammy: 2024.1-ubuntu-jammy-20250408T133253
diff --git a/etc/kayobe/kolla/config/prometheus/prometheus-alertmanager.msteamsv2.yml.example b/etc/kayobe/kolla/config/prometheus/prometheus-alertmanager.msteamsv2.yml.example
new file mode 100644
index 000000000..e4575f831
--- /dev/null
+++ b/etc/kayobe/kolla/config/prometheus/prometheus-alertmanager.msteamsv2.yml.example
@@ -0,0 +1,29 @@
+---
+global:
+  resolve_timeout: 5m
+  smtp_require_tls: true
+
+route:
+  receiver: 'msteamsv2-notifications'
+  group_by: [alertname]
+  group_wait: 30s
+  group_interval: 5m
+  repeat_interval: 4h
+
+  routes:
+    - matchers:
+        - severity=~"critical|alert"
+      receiver: 'msteamvs2-critical-notifications'
+
+receivers:
+  - name: 'msteamsv2-notifications'
+    msteamsv2_configs:
+    - webhook_url: '{{ secrets_msteams_notification_channel_url | default('https://prod-01.westeurope.logic.azure.com/workflows/') }}'
+      send_resolved: true
+  - name: 'msteamsv2-critical-notifications'
+    msteamsv2_configs:
+    - webhook_url: '{{ secrets_msteams_notification_critical_channel_url | default('https://prod-01.westeurope.logic.azure.com/workflows/') }}'
+      send_resolved: true
+
+templates:
+  - '/etc/prometheus/*.tmpl'
diff --git a/releasenotes/notes/bump-alertmanager-958f90fa2bc9b562.yaml b/releasenotes/notes/bump-alertmanager-958f90fa2bc9b562.yaml
new file mode 100644
index 000000000..22b60e653
--- /dev/null
+++ b/releasenotes/notes/bump-alertmanager-958f90fa2bc9b562.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Prometheus Alertmanager has been updated to ``0.28.1``. This release
+    includes support for Microsoft Teams notifications.