Standard and Poors Rating Services (S&P) has upgraded Atlas Iron Limited's (ASX:AGO) credit rating to "B-".
The iron ore miner was previously given a "CCC" or vulnerable to non-payment rating in July 2016.
However, S&P says the company's outlook is stable, as Atlas Iron prepaid some of its debt, reducing its US term loan liabilities by over $62 million in May 2016.
Atlas Iron's also benefiting from higher iron ore prices and generating stronger cash flows.
Atlas Iron posted a net loss of $159 million at 30 June 2016.