updating pointer to rights assignment

Author: barclayn

articles/application-gateway/key-vault-certs.md

@@ -5,7 +5,7 @@ services: application-gateway
 author: vhorne
 ms.service: application-gateway
 ms.topic: conceptual
-ms.date: 01/31/2022
+ms.date: 03/04/2022
 ms.author: victorh
 ---
 
@@ -70,7 +70,7 @@ Define access policies to use the user-assigned managed identity with your Key V
 1. Select the Key Vault that contains your certificate.
 1. If you're using the permission model **Vault access policy**: Select **Access Policies**, select **+ Add Access Policy**, select **Get** for **Secret permissions**, and choose your user-assigned managed identity for **Select principal**. Then select **Save**.
 
-   If you're using the permission model **Azure role-based access control**: Select **Access control (IAM)** and [Add a role assignment](../active-directory/managed-identities-azure-resources/how-manage-user-assigned-managed-identities.md#assign-a-role-to-a-user-assigned-managed-identity) for the user-assigned managed identity to the Azure Key Vault for the role **Key Vault Secrets User**.
+   If you're using **Azure role-based access control** follow the article [Assign a managed identity access to a resource](../active-directory/managed-identities-azure-resources/howto-assign-access-portal.md) and assign the user-assigned managed identity the **Key Vault Secrets User** role to the Azure Key Vault.
 
 ### Verify Firewall Permissions to Key Vault