update

Author: msmbaldwin

articles/key-vault/general/rbac-guide.md

@@ -345,7 +345,7 @@ New-AzRoleDefinition -InputFile role.json
 
 # [Azure portal](#tab/azure-portal)
 
-See [Create or update Azure custom roles using the Azure portal](./../role-based-access-control/custom-roles-portal.md).
+See [Create or update Azure custom roles using the Azure portal](../../role-based-access-control/custom-roles-portal.md).
 
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