diff --git a/schemas/2021-07-22-preview/Microsoft.AlertsManagement.json b/schemas/2021-07-22-preview/Microsoft.AlertsManagement.json
deleted file mode 100644
index 67832d3c19..0000000000
--- a/schemas/2021-07-22-preview/Microsoft.AlertsManagement.json
+++ /dev/null
@@ -1,248 +0,0 @@
-{
-  "id": "https://schema.management.azure.com/schemas/2021-07-22-preview/Microsoft.AlertsManagement.json#",
-  "$schema": "http://json-schema.org/draft-04/schema#",
-  "title": "Microsoft.AlertsManagement",
-  "description": "Microsoft AlertsManagement Resource Types",
-  "resourceDefinitions": {
-    "prometheusRuleGroups": {
-      "type": "object",
-      "properties": {
-        "apiVersion": {
-          "type": "string",
-          "enum": [
-            "2021-07-22-preview"
-          ]
-        },
-        "location": {
-          "type": "string",
-          "description": "The geo-location where the resource lives"
-        },
-        "name": {
-          "type": "string",
-          "description": "The name of the rule group."
-        },
-        "properties": {
-          "oneOf": [
-            {
-              "$ref": "#/definitions/PrometheusRuleGroupProperties"
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "An alert rule."
-        },
-        "tags": {
-          "oneOf": [
-            {
-              "type": "object",
-              "additionalProperties": {
-                "type": "string"
-              },
-              "properties": {}
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "Resource tags."
-        },
-        "type": {
-          "type": "string",
-          "enum": [
-            "Microsoft.AlertsManagement/prometheusRuleGroups"
-          ]
-        }
-      },
-      "required": [
-        "apiVersion",
-        "location",
-        "name",
-        "properties",
-        "type"
-      ],
-      "description": "Microsoft.AlertsManagement/prometheusRuleGroups"
-    }
-  },
-  "definitions": {
-    "PrometheusRule": {
-      "type": "object",
-      "properties": {
-        "actions": {
-          "oneOf": [
-            {
-              "type": "array",
-              "items": {
-                "$ref": "#/definitions/PrometheusRuleGroupAction"
-              }
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "the array of actions that are performed when the alert rule becomes active, and when an alert condition is resolved."
-        },
-        "alert": {
-          "type": "string",
-          "description": "the name of the alert rule."
-        },
-        "annotations": {
-          "oneOf": [
-            {
-              "type": "object",
-              "additionalProperties": {
-                "type": "string"
-              },
-              "properties": {}
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "annotations for rule group"
-        },
-        "expression": {
-          "type": "string",
-          "description": "the expression to run for the rule."
-        },
-        "for": {
-          "type": "string",
-          "description": "the amount of time alert must be active before firing."
-        },
-        "labels": {
-          "oneOf": [
-            {
-              "type": "object",
-              "additionalProperties": {
-                "type": "string"
-              },
-              "properties": {}
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "labels for rule group"
-        },
-        "record": {
-          "type": "string",
-          "description": "the name of the recording rule."
-        },
-        "resolveConfiguration": {
-          "oneOf": [
-            {
-              "$ref": "#/definitions/PrometheusRuleResolveConfiguration"
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "Specifies the Prometheus alert rule configuration."
-        },
-        "severity": {
-          "oneOf": [
-            {
-              "type": "integer"
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "the severity of the alerts fired by the rule."
-        }
-      }
-    },
-    "PrometheusRuleGroupAction": {
-      "type": "object",
-      "properties": {
-        "actionGroupId": {
-          "type": "string",
-          "description": "the id of the action group to use."
-        },
-        "actionProperties": {
-          "oneOf": [
-            {
-              "type": "object",
-              "additionalProperties": {
-                "type": "string"
-              },
-              "properties": {}
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "The properties of an action group object."
-        }
-      },
-      "description": "An alert action."
-    },
-    "PrometheusRuleGroupProperties": {
-      "type": "object",
-      "properties": {
-        "description": {
-          "type": "string",
-          "description": "the description of the Prometheus rule group that will be included in the alert email."
-        },
-        "interval": {
-          "type": "string",
-          "description": "the interval in which to run the Prometheus rule group represented in ISO 8601 duration format."
-        },
-        "rules": {
-          "oneOf": [
-            {
-              "type": "array",
-              "items": {
-                "$ref": "#/definitions/PrometheusRule"
-              }
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "defines the rules in the Prometheus rule group."
-        },
-        "scopes": {
-          "oneOf": [
-            {
-              "type": "array",
-              "items": {
-                "type": "string"
-              }
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "the list of resource id's that this rule group is scoped to."
-        }
-      },
-      "required": [
-        "rules",
-        "scopes"
-      ],
-      "description": "An alert rule."
-    },
-    "PrometheusRuleResolveConfiguration": {
-      "type": "object",
-      "properties": {
-        "autoResolved": {
-          "oneOf": [
-            {
-              "type": "boolean"
-            },
-            {
-              "$ref": "https://schema.management.azure.com/schemas/common/definitions.json#/definitions/expression"
-            }
-          ],
-          "description": "the flag that indicates whether or not to auto resolve a fired alert."
-        },
-        "timeToResolve": {
-          "type": "string",
-          "description": "the duration a rule must evaluate as healthy before the fired alert is automatically resolved represented in ISO 8601 duration format."
-        }
-      },
-      "description": "Specifies the Prometheus alert rule configuration."
-    }
-  }
-}
\ No newline at end of file
diff --git a/schemas/common/autogeneratedResources.json b/schemas/common/autogeneratedResources.json
index 7f421014a6..24858e6bc2 100644
--- a/schemas/common/autogeneratedResources.json
+++ b/schemas/common/autogeneratedResources.json
@@ -70,9 +70,6 @@
         {
           "$ref": "https://schema.management.azure.com/schemas/2021-04-01/Microsoft.AlertsManagement.json#/resourceDefinitions/smartDetectorAlertRules"
         },
-        {
-          "$ref": "https://schema.management.azure.com/schemas/2021-07-22-preview/Microsoft.AlertsManagement.json#/resourceDefinitions/prometheusRuleGroups"
-        },
         {
           "$ref": "https://schema.management.azure.com/schemas/2021-08-08-preview/Microsoft.AlertsManagement.json#/resourceDefinitions/actionRules"
         },