Hi Vincent, On Tue, 12 Jan 2021 22:47:10 +0100 Vincent Legoll wrote: > The 2 versions 1.20.1 & 1.21.1 passed: > ./pre-inst-env guix build --rounds=6 > successfuly with this package recipe. I've pushed both patches to guix master as commits aeed7218a933054806edd246548346e9edc327c4 and ca34b6f04559adc91c29fc5f7432b37c1486a0c3. Thanks!