diff --git a/.github/workflows/cachix.yml b/.github/workflows/cachix.yml
index b8998010..a9ba3930 100644
--- a/.github/workflows/cachix.yml
+++ b/.github/workflows/cachix.yml
@@ -13,7 +13,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@v25
+        uses: DeterminateSystems/nix-installer-action@v9
+
+      - name: Run the Magic Nix Cache
+        uses: DeterminateSystems/magic-nix-cache-action@v3
 
       - name: Setup cachix
         uses: cachix/cachix-action@v14
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index f4d541ec..78c12aa5 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -31,7 +31,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@v25
+        uses: DeterminateSystems/nix-installer-action@v9
+
+      - name: Run the Magic Nix Cache
+        uses: DeterminateSystems/magic-nix-cache-action@v3
 
       - name: Build docs
         run: |
diff --git a/.github/workflows/fakedroid-odt.yml b/.github/workflows/fakedroid-odt.yml
index 0ff54600..ca322532 100644
--- a/.github/workflows/fakedroid-odt.yml
+++ b/.github/workflows/fakedroid-odt.yml
@@ -13,7 +13,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@v25
+        uses: DeterminateSystems/nix-installer-action@v9
+
+      - name: Run the Magic Nix Cache
+        uses: DeterminateSystems/magic-nix-cache-action@v3
 
       - name: Setup cachix
         uses: cachix/cachix-action@v14
@@ -42,7 +45,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@v25
+        uses: DeterminateSystems/nix-installer-action@v9
+
+      - name: Run the Magic Nix Cache
+        uses: DeterminateSystems/magic-nix-cache-action@v3
 
       - name: Setup cachix
         uses: cachix/cachix-action@v14
diff --git a/.github/workflows/lints.yml b/.github/workflows/lints.yml
index 7ca5e25e..a1d69d1d 100644
--- a/.github/workflows/lints.yml
+++ b/.github/workflows/lints.yml
@@ -13,7 +13,10 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install nix
-        uses: cachix/install-nix-action@v25
+        uses: DeterminateSystems/nix-installer-action@v9
+
+      - name: Run the Magic Nix Cache
+        uses: DeterminateSystems/magic-nix-cache-action@v3
 
       - name: Run nix-formatter-pack-check
         run: nix build .#checks.x86_64-linux.nix-formatter-pack-check