According to https://packagist.org/packages/ramsey/uuid and https://github.com/ramsey/uuid/releases/tag/4.7.2 4.7.2 is 008f6cea262fbb26139757e153b451fcd0ac179d But 008f6cea262fbb26139757e153b451fcd0ac179d is a 5.x commit I think 4.7.2 should be 5b1cd8a6cb62a438694eab8af99dcdc9f3d4df67