diff --git a/.github/workflows/cron.yml b/.github/workflows/cron.yml
index 94b73b0c..da4ce222 100644
--- a/.github/workflows/cron.yml
+++ b/.github/workflows/cron.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v29
         with:
           nix_path: nixpkgs=channel:nixpkgs-unstable
         # Update all the providers
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index d1a5bc33..de34f8b2 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@V28
+      - uses: cachix/install-nix-action@v29
         with:
           nix_path: nixpkgs=channel:nixpkgs-unstable
       - run: ./ci.sh