diff --git a/.github/workflows/build_nix.yml b/.github/workflows/build_nix.yml
index e9d6c29..f0d023a 100644
--- a/.github/workflows/build_nix.yml
+++ b/.github/workflows/build_nix.yml
@@ -12,10 +12,11 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-
-    - name: Install Nix
-      uses: cachix/install-nix-action@v26
-
+    - uses: cachix/install-nix-action@v26
+    - uses: cachix/cachix-action@v17
+      with:
+        name: olduser101-tars
+        authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
     - name: Build tars
       run: nix build