fixed link formatting

Author: HeidiSteen

articles/search/search-howto-aad.md

@@ -79,7 +79,7 @@ In this step, create a [managed identity](../active-directory/managed-identities
 
 Next, you need to grant your managed identity access to your search service. Azure Cognitive Search has various [built-in roles](search-security-rbac.md#built-in-roles-used-in-search). You can also create a [custom role](search-security-rbac.md#create-a-custom-role).
 
-It's a best practice to grant minimum permissions. If your application only needs to handle queries, you should assign the [Search Index Data Reader (preview)](/azure/role-based-access-control/built-in-roles#search-index-data-reader) role. Alternatively, if it needs both read and write access on a search index, you should use the [Search Index Data Contributor (preview)](/azure/role-based-access-control/built-in-roles/search-index-data-contributor) role.
+It's a best practice to grant minimum permissions. If your application only needs to handle queries, you should assign the [Search Index Data Reader (preview)](/azure/role-based-access-control/built-in-roles/search-index-data-reader) role. Alternatively, if it needs both read and write access on a search index, you should use the [Search Index Data Contributor (preview)](/azure/role-based-access-control/built-in-roles/search-index-data-contributor) role.
 
 1. Sign in to the [Azure portal](https://portal.azure.com).