diff --git a/.travis.yml b/.travis.yml
index d04a7c1e580a6b5ea10ef2e3b4fc212609cc5198..1aae40fc64bb062fd5bc3b796f3363a23e710ff6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,23 +7,12 @@   global:
     - CACHIX_CACHE=
     - NUR_REPO=<YOUR_NUR_REPO_NAME_HERE>
 
-matrix:
-  include:
-    - 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-18.03
-  # cachix will be introduced in 18.09, so we just allow a failure for now
-  allow_failures:
-    - env: NIX_CHANNEL=https://nixos.org/channels/nixos-18.03
-
 install:
  - nix --version
+
 language: nix
-    - NUR_REPO=<YOUR_NUR_REPO_NAME_HERE>
  - if [ -n "${CACHIX_CACHE}" ]; then nix-env -i cachix; fi
  - if [ -n "${CACHIX_CACHE}" ]; then cachix use "${CACHIX_CACHE}"; fi
- - nix-channel --add "${NIX_CHANNEL}" nixpkgs
- - travis_retry nix-channel --update
 
 script:
  - outs=$(nix-build non-broken.nix) && echo Produced $outs