in src/main/java/org/apache/maven/plugin/changelog/FileActivityComparator.java [140:147]
private int sortByName( List<ChangeFile> list1, List<ChangeFile> list2 )
{
ChangeFile file1 = list1.get( 0 );
ChangeFile file2 = list2.get( 0 );
return file1.getName().compareTo( file2.getName() );
}