Race officials later decided to alter the course, staying on the Italian side of the Alps, believing the stretches that were to take place in France were too remote and that radio communication in the area could not be assured.
Løbets arrangører besluttede sig senere for at ændre ruten og blive på den italienske side af Alperne, idet de vurderede, at de strækninger, der skulle køres i Frankrig, var for afsides, og at radiokommunikationen i området ikke kunne garanteres.