diff --git a/.github/workflows/e2e-tests.yml b/.github/workflows/e2e-tests.yml
index 5848af90..27f1b4d7 100644
--- a/.github/workflows/e2e-tests.yml
+++ b/.github/workflows/e2e-tests.yml
@@ -1,9 +1,4 @@
 name: "E2E Tests"
-env:
-  CACHE_NAME: marlowe-runner-temp
-  ALLOWED_URIS: "https://github.com https://api.github.com"
-  TRUSTED_PUBLIC_KEYS: "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= marlowe-playground-temp.cachix.org-1:1gPjVFpu4QjaAT3tRurCioX+BC23V7mjvFwpP5bV0Ec= loony-tools:pr9m4BkM/5/eSTZlkQyRt57Jz7OMBxNSUiMC4FkcNfk="
-  SUBSTITUTERS: "https://cache.nixos.org/ https://cache.iog.io https://marlowe-playground-temp.cachix.org https://cache.zw3rk.com/"
 on:
   pull_request:
     branches:
@@ -15,21 +10,6 @@ jobs:
     steps:
       - name: Checkout the code
         uses: actions/checkout@v3
-      - name: Install Nix
-        uses: cachix/install-nix-action@v20
-        with:
-          nix_path: nixpkgs=channel:nixos-unstable
-          install_url: https://releases.nixos.org/nix/nix-2.10.3/install
-          extra_nix_config: |
-            allowed-uris = ${{ env.ALLOWED_URIS }}
-            trusted-public-keys = ${{ env.TRUSTED_PUBLIC_KEYS }}
-            substituters = ${{ env.SUBSTITUTERS }}
-            experimental-features = nix-command flakes
-      - name: Setup Cachix
-        uses: cachix/cachix-action@v12
-        with:
-          name: ${{ env.CACHE_NAME }}
-          authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
       - name: Run E2E tests
         run: |
           nix develop --command bash -c 'cd e2e && npm install && . ./run_invisible.sh @dev'