diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 177b407..84b71e2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,12 +10,12 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-      - uses: DeterminateSystems/nix-installer-action@v13
+      - uses: actions/checkout@v6
+      - uses: DeterminateSystems/nix-installer-action@v21
         with:
           diagnostic-endpoint: ""
           source-url: "https://install.lix.systems/lix/lix-installer-x86_64-linux"
-      - uses: DeterminateSystems/magic-nix-cache-action@v7
+      - uses: DeterminateSystems/magic-nix-cache-action@v13
         with:
           diagnostic-endpoint: ""
       - run: nix flake check --log-format raw-with-logs -L