META-INF/copyright.xml

<?xml version="1.0" encoding="iso-8859-1"?>

<idea-plugin version="2">

  <extensions defaultExtensionNs="com.intellij.copyright">
    <updater filetype="Clojure" implementationClass="org.jetbrains.plugins.clojure.editor.ClojureCopyrightProvider"/>
  </extensions>

</idea-plugin>