Former California Gov. Pete Wilson has endorsed Republican presidential hopeful Ted CruzRafael (Ted) Edward CruzOvernight Health Care — Presented by Carequest — Colin Powell's death highlights risks for immunocompromised The Senate confirmation process is broken — Senate Democrats can fix it Australian politician on Cruz, vaccines: 'We don't need your lectures, thanks mate' MORE ahead of the state’s crucial primary in June.

Calling Cruz the strong Republican leader the party needs, Wilson announced his support at the California GOP convention Saturday.

“I am here to announce to you my wholehearted endorsement and my wholehearted support of that winning Republican leader who will be the next president of the United States: Ted Cruz,” Wilson said.

The endorsement comes as Cruz continues to trail front-runner Donald TrumpDonald TrumpYoungkin ad features mother who pushed to have 'Beloved' banned from son's curriculum White House rejects latest Trump claim of executive privilege Democrats say GOP lawmakers implicated in Jan. 6 should be expelled MORE in the state’s GOP primary by double digits.

A RealClearPolitics average of polls shows Trump leading Cruz 46 percent to 28 percent.