diff --git a/.github/workflows/basic-eval.yml b/.github/workflows/basic-eval.yml
index de1e85fe6572..605d6a30a383 100644
--- a/.github/workflows/basic-eval.yml
+++ b/.github/workflows/basic-eval.yml
@@ -20,8 +20,6 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - uses: cachix/install-nix-action@v20
-      with:
-        install_url: https://releases.nixos.org/nix/nix-2.13.3/install
     - uses: cachix/cachix-action@v12
       with:
         # This cache is for the nixpkgs repo checks and should not be trusted or used elsewhere.
diff --git a/.github/workflows/editorconfig.yml b/.github/workflows/editorconfig.yml
index a47396e2b445..5dd85ca26f9d 100644
--- a/.github/workflows/editorconfig.yml
+++ b/.github/workflows/editorconfig.yml
@@ -33,7 +33,6 @@ jobs:
         # nixpkgs commit is pinned so that it doesn't break
         # editorconfig-checker 2.4.0
         nix_path: nixpkgs=https://github.com/NixOS/nixpkgs/archive/c473cc8714710179df205b153f4e9fa007107ff9.tar.gz
-        install_url: https://releases.nixos.org/nix/nix-2.13.3/install
     - name: Checking EditorConfig
       run: |
         cat "$HOME/changed_files" | nix-shell -p editorconfig-checker --run 'xargs -r editorconfig-checker -disable-indent-size'
diff --git a/.github/workflows/manual-nixos.yml b/.github/workflows/manual-nixos.yml
index 95c4e59ce9d2..85c7ac2d6929 100644
--- a/.github/workflows/manual-nixos.yml
+++ b/.github/workflows/manual-nixos.yml
@@ -22,7 +22,6 @@ jobs:
         with:
           # explicitly enable sandbox
           extra_nix_config: sandbox = true
-          install_url: https://releases.nixos.org/nix/nix-2.13.3/install
       - uses: cachix/cachix-action@v12
         with:
           # This cache is for the nixpkgs repo checks and should not be trusted or used elsewhere.
diff --git a/.github/workflows/manual-nixpkgs.yml b/.github/workflows/manual-nixpkgs.yml
index 1b5c64b45ea9..599840006524 100644
--- a/.github/workflows/manual-nixpkgs.yml
+++ b/.github/workflows/manual-nixpkgs.yml
@@ -22,7 +22,6 @@ jobs:
         with:
           # explicitly enable sandbox
           extra_nix_config: sandbox = true
-          install_url: https://releases.nixos.org/nix/nix-2.13.3/install
       - uses: cachix/cachix-action@v12
         with:
           # This cache is for the nixpkgs repo checks and should not be trusted or used elsewhere.
diff --git a/.github/workflows/manual-rendering.yml b/.github/workflows/manual-rendering.yml
index 907f5b420ac0..f571bf773fa4 100644
--- a/.github/workflows/manual-rendering.yml
+++ b/.github/workflows/manual-rendering.yml
@@ -22,7 +22,6 @@ jobs:
         with:
           # explicitly enable sandbox
           extra_nix_config: sandbox = true
-          install_url: https://releases.nixos.org/nix/nix-2.13.3/install
       - uses: cachix/cachix-action@v12
         with:
           # This cache is for the nixpkgs repo checks and should not be trusted or used elsewhere.
diff --git a/.github/workflows/update-terraform-providers.yml b/.github/workflows/update-terraform-providers.yml
index ca7ff52fe231..4cf798a654bb 100644
--- a/.github/workflows/update-terraform-providers.yml
+++ b/.github/workflows/update-terraform-providers.yml
@@ -20,7 +20,6 @@ jobs:
       - uses: cachix/install-nix-action@v20
         with:
           nix_path: nixpkgs=channel:nixpkgs-unstable
-          install_url: https://releases.nixos.org/nix/nix-2.13.3/install
       - name: setup
         id: setup
         run: |