panic when input struct have a member type of []int

[lynnzhang89]

hi, i got a problem when pass a struct which have an slice of int member, here is the test code below:
`package main

import (
"github.com/leebenson/conform"
)

type UserForm struct {
Age []int
}

func main() {
input := UserForm{
Age: []int{1},
}
conform.Strings(&input) // panic
}
`
and below is panic info:

[6thpath]

any update on this, I'm getting the same issue