diff --git a/.github/workflows/flakehub-publish-tagged.yml b/.github/workflows/flakehub-publish-tagged.yml
index af0de53..6156745 100644
--- a/.github/workflows/flakehub-publish-tagged.yml
+++ b/.github/workflows/flakehub-publish-tagged.yml
@@ -17,7 +17,7 @@ jobs:
       id-token: "write"
       contents: "read"
     steps:
-      - uses: "actions/checkout@v3"
+      - uses: "actions/checkout@v4"
         with:
           ref: "${{ (inputs.tag != null) && format('refs/tags/{0}', inputs.tag) || '' }}"
       - uses: "DeterminateSystems/nix-installer-action@main"
diff --git a/.github/workflows/nix-build.yml b/.github/workflows/nix-build.yml
index 5c035b9..158d89e 100644
--- a/.github/workflows/nix-build.yml
+++ b/.github/workflows/nix-build.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Nix checks
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v22
     - uses: cachix/cachix-action@v12
       with:
@@ -28,7 +28,7 @@ jobs:
           - .#neovim-nightly
           - .#devShells.x86_64-linux.default
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v22
     - uses: cachix/cachix-action@v12
       with:
@@ -41,7 +41,7 @@ jobs:
     name: Integration test
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: cachix/install-nix-action@v22
       - uses: cachix/cachix-action@v12
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5ebb2f8..70d5530 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -11,7 +11,7 @@ jobs:
     name: Release
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Fail if changelog entry does not exist
         run: grep -q "${{ github.ref_name }}" CHANGELOG.md
       - name: Release to marketplace
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 7ed149c..3c7ee39 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Nix
         uses: cachix/install-nix-action@v22
         with: