diff --git a/.github/workflows/build-machines-and-homes.yml b/.github/workflows/build-machines-and-homes.yml
index 2bf0350..c99920b 100644
--- a/.github/workflows/build-machines-and-homes.yml
+++ b/.github/workflows/build-machines-and-homes.yml
@@ -51,12 +51,9 @@ jobs:
 
       - name: Install Lix
         run: |
-          sudo --preserve-env=PATH $(which nix) run \
-          --experimental-features "nix-command flakes" \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o=" \
+          sudo $(which nix) run \
           'git+https://git.lix.systems/lix-project/lix?ref=refs/tags/2.92.0' -- \
-          upgrade-nix \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
+          upgrade-nix
           nix --version
 
       - name: Sync repository
@@ -118,12 +115,9 @@ jobs:
 
       - name: Install Lix
         run: |
-          sudo --preserve-env=PATH $(which nix) run \
-          --experimental-features "nix-command flakes" \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o=" \
+          sudo $(which nix) run \
           'git+https://git.lix.systems/lix-project/lix?ref=refs/tags/2.92.0' -- \
-          upgrade-nix \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
+          upgrade-nix
           nix --version
 
       - name: Sync repository
diff --git a/.github/workflows/build-packages.yml b/.github/workflows/build-packages.yml
index cd3c273..a26c2ee 100644
--- a/.github/workflows/build-packages.yml
+++ b/.github/workflows/build-packages.yml
@@ -43,12 +43,9 @@ jobs:
 
       - name: Install Lix
         run: |
-          sudo --preserve-env=PATH $(which nix) run \
-          --experimental-features "nix-command flakes" \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o=" \
+          sudo $(which nix) run \
           'git+https://git.lix.systems/lix-project/lix?ref=refs/tags/2.92.0' -- \
-          upgrade-nix \
-          --extra-substituters https://cache.lix.systems --extra-trusted-public-keys "cache.lix.systems:aBnZUw8zA7H35Cz2RyKFVs3H4PlGTLawyY5KRbvJR8o="
+          upgrade-nix
           nix --version
 
       - name: Sync repository