elliptic-curve points' .division_points() method returns wrong result for m=-1

[yyyyx4]

sage: E = EllipticCurve(GF(127), [1,1])
sage: P = E(72, 24)
sage: [-1*Q for Q in P.division_points(-1)]
[(72 : 103 : 1)]

In this example, the returned value is the negative of what it should be.