Hi there, Is it possible to change \baselinestretch in Soutput ? What should \DefineVerbatimEnvironment{Soutput}{Verbatim}{fontsize=\footnotesize} look like, if it is possible to effect the change here? Google did not help here. best Christian -- Dr. Christian W. Hoffmann, Swiss Federal Research Institute WSL Zuercherstrasse 111, CH-8903 Birmensdorf, Switzerland Tel +41-44-7392-277 (office), -111(exchange), -215 (fax) christian.hoffmann at wsl.ch, www.wsl.ch/staff/christian.hoffmann