diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 290bd56..141f0ca 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
-      - uses: cachix/install-nix-action@v26
+      - uses: cachix/install-nix-action@v27
         with:
           extra_nix_config: |
             access-tokens = github.com=${{ github.token }}
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
-      - uses: cachix/install-nix-action@v26
+      - uses: cachix/install-nix-action@v27
         with:
           extra_nix_config: |
             access-tokens = github.com=${{ github.token }}
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4
-      - uses: cachix/install-nix-action@v26
+      - uses: cachix/install-nix-action@v27
         with:
           extra_nix_config: |
             access-tokens = github.com=${{ github.token }}