Tchaikovsky's Grand Sonata for Piano in G major Op. 37 confuses Roon

Despite my files containing correct metadata all of my versions of Tchaikovsky’s Grand Sonata for Piano in G major Op. 37 are shown by Roon as The Seasons, for piano, Op. 37!
My understanding is that Tchaikovsky’s The Seasons is Op. 37a (or sometimes 37b).
For example take a look at Barry Douglas’ Tchaikovsky Plus One, Vol. 2 album.