The House Oversight Committee chairman took aim at the Office of Personnel Management again on Monday for refusing to comply with IT safety recommendations from the Office of Inspector General.

“OPM continues to ignore serious concerns about their IT infrastructure improvement plan from the Inspector General,” Rep. Jason Chaffetz, R-Utah, said in a statement. “It’s unsettling that despite a data breach that put the sensitive, personal information of 21.5 million Americans at risk, OPM once again refuses to heed warnings from the IG.