Interior Secretary Ryan Zinke speaks in Washington in September.

The U.S. Interior Department is spending almost $139,000 on new office doors for Secretary Ryan Zinke, according to public records.

The Associated Press first reported the expenditure, which it said was for three sets of double doors in Zinke’s office.

According to records posted online, the project — described as “Secretary’s Door” — cost $138,670, and are to carried out by a Maryland company called Conquest Solutions. The company’s website says it specializes in building automation systems. According to government records, Conquest Solutions was the only company to bid for the job.

According to HomeAdvisor.com, a high-end door should cost about $4,200.

A spokeswoman for Zinke told the Associated Press that the cost of the doors was news to her, and the work was requested by career staffers as part of a building modernization effort. While she said the price…