diff --git a/specification/resources/resource-manager/Microsoft.Resources/stable/2020-06-01/resources.json b/specification/resources/resource-manager/Microsoft.Resources/stable/2020-06-01/resources.json
index 988e044bbe05..70d4e1b3d9e1 100644
--- a/specification/resources/resource-manager/Microsoft.Resources/stable/2020-06-01/resources.json
+++ b/specification/resources/resource-manager/Microsoft.Resources/stable/2020-06-01/resources.json
@@ -4476,6 +4476,10 @@
         "onErrorDeployment": {
           "$ref": "#/definitions/OnErrorDeployment",
           "description": "The deployment on error behavior."
+        },
+        "expressionEvaluationOptions": {
+          "$ref": "#/definitions/ExpressionEvaluationOptions",
+          "description": "Specifies whether template expressions are evaluated within the scope of the parent template or nested template. Only applicable to nested templates. If not specified, default value is outer."
         }
       },
       "required": [
@@ -6184,6 +6188,24 @@
           "description": "The error reported by the operation."
         }
       }
+    },
+    "ExpressionEvaluationOptions": {
+      "properties": {
+        "scope": {
+          "type": "string",
+          "description": "The scope to be used for evaluation of parameters, variables and functions in a nested template.",
+          "enum": [
+            "NotSpecified",
+            "Outer",
+            "Inner"
+          ],
+          "x-ms-enum": {
+            "name": "ExpressionEvaluationOptionsScopeType",
+            "modelAsString": true
+          }
+        }
+      },
+      "description": "Specifies whether template expressions are evaluated within the scope of the parent template or nested template."
     }
   },
   "parameters": {