diff --git a/specification/recoveryservicessiterecovery/resource-manager/Microsoft.RecoveryServices/stable/2018-07-10/service.json b/specification/recoveryservicessiterecovery/resource-manager/Microsoft.RecoveryServices/stable/2018-07-10/service.json
index 7db98b5fd62e..0676e5e76fa4 100644
--- a/specification/recoveryservicessiterecovery/resource-manager/Microsoft.RecoveryServices/stable/2018-07-10/service.json
+++ b/specification/recoveryservicessiterecovery/resource-manager/Microsoft.RecoveryServices/stable/2018-07-10/service.json
@@ -17200,6 +17200,32 @@
           "items": {
             "$ref": "#/definitions/IPConfig"
           }
+        },
+        "recoveryNicName": {
+          "description": "The name of the NIC to be used when creating target NICs.",
+          "type": "string"
+        },
+        "recoveryNicResourceGroupName": {
+          "description": "The resource group of the NIC to be used when creating target NICs.",
+          "type": "string"
+        },
+        "reuseExistingNic": {
+          "description": "A value indicating whether an existing NIC is allowed to be reused during failover subject to availability.",
+          "type": "boolean",
+          "default": false
+        },
+        "tfoRecoveryNicName": {
+          "description": "The name of the NIC to be used when creating target NICs in TFO.",
+          "type": "string"
+        },
+        "tfoRecoveryNicResourceGroupName": {
+          "description": "The resource group of the NIC to be used when creating target NICs in TFO.",
+          "type": "string"
+        },
+        "tfoReuseExistingNic": {
+          "description": "A value indicating whether an existing NIC is allowed to be reused during test failover subject to availability.",
+          "type": "boolean",
+          "default": false
         }
       }
     },
@@ -17261,6 +17287,32 @@
           "items": {
             "$ref": "#/definitions/IPConfig"
           }
+        },
+        "recoveryNicName": {
+          "description": "The name of the NIC to be used when creating target NICs.",
+          "type": "string"
+        },
+        "recoveryNicResourceGroupName": {
+          "description": "The resource group of the NIC to be used when creating target NICs.",
+          "type": "string"
+        },
+        "reuseExistingNic": {
+          "description": "A value indicating whether an existing NIC is allowed to be reused during failover subject to availability.",
+          "type": "boolean",
+          "default": false
+        },
+        "tfoNicName": {
+          "description": "The name of the NIC to be used when creating target NICs in TFO.",
+          "type": "string"
+        },
+        "tfoNicResourceGroupName": {
+          "description": "The resource group of the NIC to be used when creating target NICs in TFO.",
+          "type": "string"
+        },
+        "tfoReuseExistingNic": {
+          "description": "A value indicating whether an existing NIC is allowed to be reused during test failover subject to availability.",
+          "type": "boolean",
+          "default": false
         }
       }
     },