In knitr-1.13 the DESCRIPTION file's Depends line uses a ">" instead of the usual ">=". Depends: R (> 3.0.2) I don't see the strict greater than in Writing R Extensions. Does it really mean that 3.0.2 is not suitable and that whatever version comes after it is? Bill Dunlap TIBCO Software wdunlap tibco.com [[alternative HTML version deleted]]