Topic on User talk:Garrett
This is a permanent link to the first version of this post.
You can view later versions on the post history page.
I didn't find this issue myself, I just rearranged it on the page.
I haven't played this game myself but going by this Steam discussion topic it may be possible to get it working by selecting "Spanish (Spain)" and then rearranging some files to actually play in the other translation. If that works the page could be updated with that workaround.