diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index 49f9b53..29b8194 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -23,7 +23,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Install nix
-        uses: cachix/install-nix-action@v24
+        uses: cachix/install-nix-action@V27
         with:
           extra_nix_config: "extra-experimental-features = nix-command flakes"
 
diff --git a/.github/workflows/installer.yaml b/.github/workflows/installer.yaml
index 26fa41a..442445d 100644
--- a/.github/workflows/installer.yaml
+++ b/.github/workflows/installer.yaml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Install nix
-        uses: cachix/install-nix-action@v24
+        uses: cachix/install-nix-action@V27
         with:
           extra_nix_config: "extra-experimental-features = nix-command flakes"
 
diff --git a/.github/workflows/update.yaml b/.github/workflows/update.yaml
index b0a3271..cc2afbd 100644
--- a/.github/workflows/update.yaml
+++ b/.github/workflows/update.yaml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Install nix
-        uses: cachix/install-nix-action@v24
+        uses: cachix/install-nix-action@V27
         with:
           extra_nix_config: "extra-experimental-features = nix-command flakes"