# Reusing an existing binding

Available in...

* Cloud API Services Platform
* Cloud Data Fabric
* Data Fabric
* Data Services Platform
* ESB
* MDM Platform
* Real-Time Big Data Platform

## Procedure

1. In the design workspace, right-click your port and click Set Binding > Existing Binding.

   ![Option to reuse an existing binding in the design workspace.](https://help.qlik.com/talend/en-US/studio-user-guide/Resources/images/esb-services-add_binding13.png)
2. The Specify Binding wizard displays. In the Name field, type a search string to filter the list or leave the field blank to view all.

   ![Specify Binding wizard.](https://help.qlik.com/talend/en-US/studio-user-guide/Resources/images/esb-services-add_binding11.png)
3. You can change the scope of the list by selecting one of the following options:
   * Workspace: lists the bindings available in your workspace.
   * Enclosing Project: lists the bindings available in the project that contains your file.
   * Current Resource: lists the binding types available in your current file.
   * Working Sets: lists the bindings available in a specified set of files. To specify a working set, click Choose. You can select files from an existing working set or create a new working set. Once you have selected the files, click OK.
4. The bindings will be listed in the Components area. The Declaration Location field shows where the selected binding is located. Select the binding you want and click OK. The binding is connected to the port in the design workspace.
5. For more information on how to modify the binding in the Properties view, see [Creating a new binding](https://help.qlik.com/talend/en-US/studio-user-guide/8.0/creating-new-binding).