diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 3504bc0..a568dfc 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Check Nix flake inputs
         uses: DeterminateSystems/flake-checker-action@v5
       - name: Install Nix
-        uses: cachix/install-nix-action@v25
+        uses: cachix/install-nix-action@v26
         with:
           extra_nix_config: |
             substituters = https://cache.nixos.org https://devenv.cachix.org