diff --git a/.travis.yml b/.travis.yml

index 285dfffa466f0781313a6ac240ddde6a96edbb99..54a610295e4b1db4c906220543e376e5fba91833 100644

--- a/.travis.yml

+++ b/.travis.yml

@@ -1,17 +1,18 @@

language: nix

-nix: 2.3.4

+nix: 2.3.6

+sudo: false

env:

global:

 - CACHIX_CACHE=sikmir

 - NUR_REPO=sikmir

-jobs:

+matrix:

include:

• • name: "nixpkgs-unstable"

•  env: NIX_CHANNEL=https://nixos.org/channels/nixpkgs-unstable
  

• • name: "nixos-unstable"

•  env: NIX_CHANNEL=https://nixos.org/channels/nixos-unstable
  

• • env: NIX_CHANNEL=https://nixos.org/channels/nixpkgs-unstable

• • env: NIX_CHANNEL=https://nixos.org/channels/nixos-unstable

• • env: NIX_CHANNEL=https://nixos.org/channels/nixos-20.03

install:

• nix --version

@@ -22,7 +23,7 @@ - nix-channel --add "${NIX_CHANNEL}" nixpkgs

• travis_retry nix-channel --update

script:

• • nix-build ci.nix -A buildOutputs --arg nixpkgs ''

• • nix-build ci.nix -A buildOutputs

• nix eval -f default.nix 'lib'

• nix eval -f default.nix 'modules'

• nix eval -f default.nix 'overlays'