v3.2.2+incompatible build have error

[4color]

github.com/golang-jwt/jwt
../pkg/mod/github.com/golang-jwt/jwt@v3.2.2+incompatible/ecdsa.go:135:4: r.FillBytes undefined (type *big.Int has no field or method FillBytes)
../pkg/mod/github.com/golang-jwt/jwt@v3.2.2+incompatible/ecdsa.go:136:4: s.FillBytes undefined (type *big.Int has no field or method FillBytes)

[oxisto]

Duplicate of #50

Starting with v3.2.2, jwt-go required at least Go 1.15.

[mfridman]

Please consider updating your Go version if possible. Closing as no further action.