diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 1a373c1..f0e76e4 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -9,7 +9,7 @@ jobs:
         uses: actions/checkout@v3
       - name: install nix
         uses: cachix/install-nix-action@v20
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v15
         with:
           name: opensource
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
@@ -22,7 +22,7 @@ jobs:
         uses: actions/checkout@v3
       - name: install nix
         uses: cachix/install-nix-action@v20
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v15
         with:
           name: opensource
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'