language: nix
nix: 2.3.4
env:
- - CUSTOM_NIX_PATH=nixpkgs=channel:nixos-20.03
+ - CUSTOM_NIX_PATH=nixpkgs=channel:nixos-20.09
# Travis nix integration will install nix AFTER the environment variables are set
# and the nix installer will overide NIX_PATH variable thus we need to re-export it