diff --git a/specification/monitor/resource-manager/microsoft.insights/stable/2018-03-01/metricAlert_API.json b/specification/monitor/resource-manager/microsoft.insights/stable/2018-03-01/metricAlert_API.json
index e337cfdd715a..01accc33987d 100644
--- a/specification/monitor/resource-manager/microsoft.insights/stable/2018-03-01/metricAlert_API.json
+++ b/specification/monitor/resource-manager/microsoft.insights/stable/2018-03-01/metricAlert_API.json
@@ -597,7 +597,7 @@
       "x-ms-azure-resource": true,
       "description": "An azure resource object"
     },
-    "Action": {
+    "MetricAlertAction": {
       "description": "An alert action.",
       "properties": {
         "actionGroupId": {
@@ -663,7 +663,7 @@
         "actions": {
           "type": "array",
           "items": {
-            "$ref": "#/definitions/Action"
+            "$ref": "#/definitions/MetricAlertAction"
           },
           "description": "the array of actions that are performed when the alert rule becomes active, and when an alert condition is resolved."
         },