diff --git a/.github/workflows/benchmarks.yaml b/.github/workflows/benchmarks.yaml
index e2b12f1d..39c11976 100644
--- a/.github/workflows/benchmarks.yaml
+++ b/.github/workflows/benchmarks.yaml
@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
 
diff --git a/.github/workflows/check-format.yaml b/.github/workflows/check-format.yaml
index dd7c91f8..29c78e7f 100644
--- a/.github/workflows/check-format.yaml
+++ b/.github/workflows/check-format.yaml
@@ -40,7 +40,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
 
@@ -61,7 +61,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
 
diff --git a/.github/workflows/e2e-tests.yaml b/.github/workflows/e2e-tests.yaml
index 97837ace..912dbc6d 100644
--- a/.github/workflows/e2e-tests.yaml
+++ b/.github/workflows/e2e-tests.yaml
@@ -10,7 +10,7 @@ jobs:
 
     steps:
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
 
diff --git a/.github/workflows/nix-check.yaml b/.github/workflows/nix-check.yaml
index 4de7e0ac..90e0234b 100644
--- a/.github/workflows/nix-check.yaml
+++ b/.github/workflows/nix-check.yaml
@@ -12,7 +12,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
 
@@ -34,7 +34,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
 
diff --git a/.github/workflows/ship.yaml b/.github/workflows/ship.yaml
index 5cca420d..a047f8bc 100644
--- a/.github/workflows/ship.yaml
+++ b/.github/workflows/ship.yaml
@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
 
@@ -63,7 +63,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Install Nix ❄
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@V28
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}