JIRA + Chrome: Resource interpreted as Font but transferred with MIME type font/x-woff

Chrome console shows in Atlassian JIRA:

Resource interpreted as Font but transferred with MIME type font/x-woff

You can change the MIME type in /opt/JIRA/atlassian-jira/WEB-INF/classes/mime.types and remove the "x-" from the woff entry.