Hi Nicolas,

Thanks for bringing up this bug.  I'm attaching a patch to this email,
once the current repositories issues are resolved I'll apply this patch
to the repository.  In the interim, you can apply this patch to your
local copy of the git repository with.

  $ cd your/path/to/org
  $ git am /tmp/0001-fix-bug-in-src-name-regexp-when-using-org-babel-use-.patch