diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
deleted file mode 100644
index 38ec33c3c45cf31bcd57fbf5240be2d2c452927e..0000000000000000000000000000000000000000
--- a/.github/workflows/build.yml
+++ /dev/null
@@ -1,55 +0,0 @@
-name: "Build and populate cache"
-on:
-  pull_request:
-  push:
-  schedule:
-    # rebuild everyday at 2:51
-    # TIP: Choose a random time here so not all repositories are build at once:
-    # https://www.random.org/clock-times/?num=1&earliest=01%3A00&latest=08%3A00&interval=5&format=html&rnd=new
-    - cron:  '51 2 * * *'
-jobs:
-  tests:
-    strategy:
-      matrix:
-        # Set this to notify the global nur package registry that changes are
-        # available.
-        #
-        # The repo name as used in
-        # https://github.com/nix-community/NUR/blob/master/repos.json
-        nurRepo:
-          - mic92
-        # Set this to cache your build results in cachix for faster builds
-        # in CI and for everyone who uses your cache.
-        #
-        # Format: Your cachix cache host name without the ".cachix.org" suffix.
-        # Example: mycache (for mycache.cachix.org)
-        #
-        # For this to work, you also need to set the CACHIX_SIGNING_KEY secret
-        # in your repository settings in Github found at https://github.com/<your_githubname>/nur-packages/settings/secrets
-        cachixName:
-          -
-        nixPath:
-          - nixpkgs=channel:nixos-unstable
-          - nixpkgs=channel:nixpkgs-unstable
-          - nixpkgs=channel:nixos-20.03
-    runs-on: ubuntu-latest
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v2.3.1
-    - name: Install nix
-      uses: cachix/install-nix-action@v10
-      with:
-        nix_path: "${{ matrix.nixPath }}"
-    - name: Show nixpkgs version
-      run: nix-instantiate --eval -E '(import <nixpkgs> {}).lib.version'
-    - name: Setup cachix
-      uses: cachix/cachix-action@v6
-      if: ${{ matrix.cachixName != '' }}
-      with:
-        name: ${{ matrix.cachixName }}
-        signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
-    - name: Build nix packages
-      # TODO switch to default nixpkgs channel once nix-build-uncached 1.0.0 is in stable
-      run: nix run -I 'nixpkgs=channel:nixos-unstable' nixpkgs.nix-build-uncached -c nix-build-uncached ci.nix -A cacheOutputs
-    - name: Trigger NUR update
-      run: curl -XPOST "https://nur-update.herokuapp.com/update?repo=${{ matrix.nurRepo }}"