diff --git a/content/runbooks/alertmanager/AlertmanagerFailedToSendAlerts.md b/content/runbooks/alertmanager/AlertmanagerFailedToSendAlerts.md
new file mode 100644
index 0000000..f64cf65
--- /dev/null
+++ b/content/runbooks/alertmanager/AlertmanagerFailedToSendAlerts.md
@@ -0,0 +1,21 @@
+---
+title: Alertmanager Failed To Send Alerts weight: 20
+---
+
+# AlertmanagerFailedToSendAlerts
+
+## Meaning
+
+At least one instance is unable to routed alert to the corresponding integration.
+
+## Impact
+
+No impact since another instance will be able to send the notification.
+
+## Diagnosis
+
+Verify that alerts send by each instance have equivalent alert distribution per integration.
+
+## Mitigation
+
+Depending on the integration, correct the integration with the faulty instance (network, authorization token, firewall...)