Hi! Have you considered using a built-script (e.g. Grunt- or Gulp-based) for generating the CSS? That won't depend on the TYPO3 version, and can do many more nice things for you. Regards, Jost On 21.10.2015 19:11, Dennis Rochel wrote: > Hi, > > dyncss_less is also not compatible with TYPO3 7.5 :-/