Detroit Lions wide receiver Jameson Williams agreed on a three-year extension worth up to $83 million, sources told ESPN on Saturday.

The two sides agreed to the new deal less than 24 hours before the Lions' season opener at the Green Bay Packers .

However, although the Lions and Pro Bowl edge Aidan Hutchinson have had positive contract conversations, they are not expected to reach a deal before the season starts, sources told ESPN's Adam Schefter.

Williams, 24, is coming off his first 1,000-yard receiving season and was entering the fourth year of his rookie contract, which included a fifth-year option. With Lions new offensive coordinator John Morton, Williams is expected to take on a bigger role alongside All-Pro receiver Amon-Ra St. Brown .

Detroit traded up 20 spots to ma

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