diff --git a/.github/workflows/docgen.yml b/.github/workflows/docgen.yml
index 699d72c..2276842 100644
--- a/.github/workflows/docgen.yml
+++ b/.github/workflows/docgen.yml
@@ -10,7 +10,7 @@ jobs:
     name: Generate docs
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3.0.2
+      - uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v22
       - uses: cachix/cachix-action@v12
         with:
diff --git a/.github/workflows/flakehub-publish-tagged.yml b/.github/workflows/flakehub-publish-tagged.yml
index 96a7921..48e5866 100644
--- a/.github/workflows/flakehub-publish-tagged.yml
+++ b/.github/workflows/flakehub-publish-tagged.yml
@@ -16,7 +16,7 @@ jobs:
       id-token: "write"
       contents: "read"
     steps:
-      - uses: "actions/checkout@v3"
+      - uses: "actions/checkout@v4"
         with:
           ref: "${{ (inputs.tag != null) && format('refs/tags/{0}', inputs.tag) || '' }}"
       - uses: "DeterminateSystems/nix-installer-action@main"
diff --git a/.github/workflows/nix-build.yml b/.github/workflows/nix-build.yml
index 89a4df7..8cec113 100644
--- a/.github/workflows/nix-build.yml
+++ b/.github/workflows/nix-build.yml
@@ -6,6 +6,6 @@ jobs:
   checks:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v22
     - run: nix flake check -L
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 461529c..0c46c74 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,7 +11,7 @@ jobs:
     name: Release
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Luarocks Upload
         uses: nvim-neorocks/luarocks-tag-release@v5
         env: