What is the 'anti-revisionist' argument against post-Stalin USSR?

[RedWorker]

Why is it any more capitalist than Stalin's USSR, according to Stalinist 'anti-revisionists'?

[Tim Cornelis]

More autonomy for enterprises, production more geared toward profit per enterprise, instead of the profit rate between industries (or nationally expressed as economic growth rate), means of production supposedly became commodities where they had not been before.

[David Warner]

See
1) WB Bland's The Restoration of Capitalism In The Soviet Union
([www . oneparty.co.uk/html/book/ussrindex.html) and
2) Harpal Brar's Perestroika: The Complete Collapse of Revisionism

I don't necessarily agree with the above works but since you asked for an "anti-revisionist" argument...