diff --git a/specification/cost-management/resource-manager/Microsoft.CostManagement/preview/2023-04-01-preview/costmanagement.json b/specification/cost-management/resource-manager/Microsoft.CostManagement/preview/2023-04-01-preview/costmanagement.json
index 5439eb1611b5..7f9425537924 100644
--- a/specification/cost-management/resource-manager/Microsoft.CostManagement/preview/2023-04-01-preview/costmanagement.json
+++ b/specification/cost-management/resource-manager/Microsoft.CostManagement/preview/2023-04-01-preview/costmanagement.json
@@ -1591,12 +1591,12 @@
           "description": "Date when the user last modified this view.",
           "type": "string",
           "format": "date-time",
-          "readOnly": true
+          "readOnly": false
         },
         "dateRange": {
           "description": "Date range of the current view.",
           "type": "string",
-          "readOnly": true
+          "readOnly": false
         },
         "currency": {
           "description": "Currency of the current view.",
diff --git a/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2022-10-01/costmanagement.json b/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2022-10-01/costmanagement.json
index 7852620c34f1..985195dc4c6e 100644
--- a/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2022-10-01/costmanagement.json
+++ b/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2022-10-01/costmanagement.json
@@ -1596,7 +1596,7 @@
         "dateRange": {
           "description": "Date range of the current view.",
           "type": "string",
-          "readOnly": true
+          "readOnly": false
         },
         "currency": {
           "description": "Currency of the current view.",
diff --git a/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2023-03-01/costmanagement.json b/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2023-03-01/costmanagement.json
index 42f0e7b58d9f..bda3db8c4beb 100644
--- a/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2023-03-01/costmanagement.json
+++ b/specification/cost-management/resource-manager/Microsoft.CostManagement/stable/2023-03-01/costmanagement.json
@@ -1591,12 +1591,12 @@
           "description": "Date when the user last modified this view.",
           "type": "string",
           "format": "date-time",
-          "readOnly": true
+          "readOnly": false
         },
         "dateRange": {
           "description": "Date range of the current view.",
           "type": "string",
-          "readOnly": true
+          "readOnly": false
         },
         "currency": {
           "description": "Currency of the current view.",