# Mitigation steps for Talend Studio

1. Open Studio
2. Connect to your project
3. Click on File > Edit Project Properties > Log4j

![](https://help.qlik.com/talend/en-US/cve/Content/Resources/Log4j2_Disclosure/image25.png)

1. Locate string:
   * %msg%n
   * %msg{nolookups} %n
   * The screenshot below is given as an example:
2. Replace this string by:

![](https://help.qlik.com/talend/en-US/cve/Content/Resources/Log4j2_Disclosure/image26.png)