diff --git a/specification/network/resource-manager/Microsoft.Network/stable/2021-08-01/firewallPolicy.json b/specification/network/resource-manager/Microsoft.Network/stable/2021-08-01/firewallPolicy.json
index 94d0fe2613e6..b4deb06bd93f 100644
--- a/specification/network/resource-manager/Microsoft.Network/stable/2021-08-01/firewallPolicy.json
+++ b/specification/network/resource-manager/Microsoft.Network/stable/2021-08-01/firewallPolicy.json
@@ -656,7 +656,7 @@
             }
           },
           {
-            "$ref": "#/parameters/ApiVersionParameterMinimumPremium"
+            "$ref": "./network.json#/parameters/ApiVersionParameter"
           }
         ],
         "responses": {
@@ -712,7 +712,7 @@
             "$ref": "./network.json#/parameters/SubscriptionIdParameter"
           },
           {
-            "$ref": "#/parameters/ApiVersionParameterMinimumPremium"
+            "$ref": "./network.json#/parameters/ApiVersionParameter"
           }
         ],
         "responses": {
@@ -766,7 +766,7 @@
             "$ref": "./network.json#/parameters/SubscriptionIdParameter"
           },
           {
-            "$ref": "#/parameters/ApiVersionParameterMinimumPremium"
+            "$ref": "./network.json#/parameters/ApiVersionParameter"
           }
         ],
         "responses": {
@@ -811,7 +811,7 @@
             "$ref": "./network.json#/parameters/SubscriptionIdParameter"
           },
           {
-            "$ref": "#/parameters/ApiVersionParameterMinimumPremium"
+            "$ref": "./network.json#/parameters/ApiVersionParameter"
           }
         ],
         "responses": {
@@ -866,7 +866,7 @@
             "$ref": "./network.json#/parameters/SubscriptionIdParameter"
           },
           {
-            "$ref": "#/parameters/ApiVersionParameterMinimumPremium"
+            "$ref": "./network.json#/parameters/ApiVersionParameter"
           }
         ],
         "responses": {
@@ -913,7 +913,7 @@
             "$ref": "./network.json#/parameters/SubscriptionIdParameter"
           },
           {
-            "$ref": "#/parameters/ApiVersionParameterMinimumPremium"
+            "$ref": "./network.json#/parameters/ApiVersionParameter"
           }
         ],
         "responses": {
@@ -2139,15 +2139,5 @@
         }
       }
     }
-  },
-  "parameters": {
-    "ApiVersionParameterMinimumPremium": {
-      "name": "api-version",
-      "in": "query",
-      "required": true,
-      "type": "string",
-      "default": "2020-04-01",
-      "description": "Client API version. Used to prevent breaking changes."
-    }
   }
 }