diff --git a/pkg/alertmanager/multitenant_test.go b/pkg/alertmanager/multitenant_test.go
index c425328efca..34f78dcf479 100644
--- a/pkg/alertmanager/multitenant_test.go
+++ b/pkg/alertmanager/multitenant_test.go
@@ -571,6 +571,21 @@ receivers:
           authorization:
             type: Bearer
             credentials: secret
+`, backendURL)
+			},
+		},
+		"msteams": {
+			getAlertmanagerConfig: func(backendURL string) string {
+				return fmt.Sprintf(`
+route:
+  receiver: msteams
+  group_wait: 0s
+  group_interval: 1s
+
+receivers:
+  - name: msteams
+    msteams_configs:
+      - webhook_url: %s
 `, backendURL)
 			},
 		},