diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2493d51..8be8794 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,8 +17,8 @@ jobs:
       - uses: actions/checkout@v3
         with:
           lfs: true
-      - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - uses: github.com/DeterminateSystems/nix-installer-action@main
+      - uses: github.com/DeterminateSystems/magic-nix-cache-action@main
       - name: Run `nix build`
         run: nix build .
       - uses: actions/upload-pages-artifact@v3