Disclosed is a process for the preparation of a solution of docetaxel in polysorbate 80, wherein the docetaxel is dissolved in an organic solvent having a boiling point of between 40 and 153°C, in particular acetone, acetonitrile, methylene chloride or DMF, with the exception of ethanol, the solution obtained is mixed with polysorbate 80 and the dissolution solvent is evaporated under reduced pressure.