Exhibit 10.1 FIRST AMENDMENT OF UAL CORPORATION SUPPLEMENTAL ESOP (Effective as of July 12, 1994) By virtue and in exercise of the amending power reserved to UAL Corporation (the "Company") under section 5.1 of the UAL Corporation Supplemental ESOP (Effective as of July 12, 1994) (the "Plan"), which amending power thereunder is subject to the approval of the Air Line Pilots Association, International ("ALPA"), the Company hereby amends the Plan, as follows, effective January 1, 1995: Section 3.1(c)(v) is amended by changing "January 1, 1995" to "February 24, 1995." IN WITNESS WHEREOF, the Company has caused this First Amendment to be executed on February 22, 1995. UAL CORPORATION By: /s/ Stuart I. Oran Name: Stuart I. Oran Title: Executive Vice President - Corporate Affairs and General Counsel Agreed and Approved by: AIR LINE PILOTS ASSOCIATION, INTERNATIONAL By: /s/ J. Randolph Babbitt Name: J. Randolph Babbitt Title: President