diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index bb01806..6bd0813 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Nix
-        uses: cachix/install-nix-action@V27
+        uses: cachix/install-nix-action@v29
         with:
           github_access_token: ${{ secrets.GITHUB_TOKEN }}
           extra_nix_config: |