diff --git a/.github/workflows/cachix.yaml b/.github/workflows/cachix.yaml
index 5180cb6..52d09c0 100644
--- a/.github/workflows/cachix.yaml
+++ b/.github/workflows/cachix.yaml
@@ -9,9 +9,14 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
-    - uses: cachix/install-nix-action@v24
-    - uses: cachix/cachix-action@v12
+    - uses: actions/checkout@v2
+    - uses: cachix/install-nix-action@v13
+      with:
+        install_url: https://nixos-nix-install-tests.cachix.org/serve/i6laym9jw3wg9mw6ncyrk6gjx4l34vvx/install
+        install_options: '--tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve'
+        extra_nix_config: |
+          experimental-features = nix-command flakes
+    - uses: cachix/cachix-action@v10
       with:
         name: alarsyo
         authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 829a886..91d8a67 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -8,34 +8,62 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v2
 
       - name: Install stable toolchain
-        uses: dtolnay/rust-toolchain@stable
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
 
-      - run: cargo check
+      - name: Run cargo check
+        uses: actions-rs/cargo@v1
+        with:
+          command: check
 
   test:
     name: Test Suite
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v2
 
       - name: Install stable toolchain
-        uses: dtolnay/rust-toolchain@stable
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
 
-      - run: cargo test
+      - name: Run cargo test
+        uses: actions-rs/cargo@v1
+        with:
+          command: test
 
   lints:
     name: Lints
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v4
+        uses: actions/checkout@v2
 
       - name: Install stable toolchain
-        uses: dtolnay/rust-toolchain@stable
+        uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: stable
+          override: true
+          components: rustfmt, clippy
 
-      - run: cargo fmt --all -- --check
-      - run: cargo clippy --all-features -- -D warnings
+      - name: Run cargo fmt
+        uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
+
+      - name: Run cargo clippy
+        uses: actions-rs/clippy-check@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          args: --all-features -- -D warnings