diff --git a/.github/workflows/build-attiny85.yaml b/.github/workflows/build-attiny85.yaml
index a0597b9..17ef0bf 100644
--- a/.github/workflows/build-attiny85.yaml
+++ b/.github/workflows/build-attiny85.yaml
@@ -35,7 +35,7 @@ jobs:
   build-attiny85:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Build
         run: nix build .#attiny85
diff --git a/.github/workflows/build-pico.yaml b/.github/workflows/build-pico.yaml
index 3bc7b3d..20f078d 100644
--- a/.github/workflows/build-pico.yaml
+++ b/.github/workflows/build-pico.yaml
@@ -37,7 +37,7 @@ jobs:
   build-pico:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Build
         run: nix build .#pico
diff --git a/.github/workflows/build-qt-py-ch32v203.yaml b/.github/workflows/build-qt-py-ch32v203.yaml
index abf23c9..0bf4e58 100644
--- a/.github/workflows/build-qt-py-ch32v203.yaml
+++ b/.github/workflows/build-qt-py-ch32v203.yaml
@@ -37,7 +37,7 @@ jobs:
   build-qt-py-ch32v203:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Build
         run: nix build .#qt-py-ch32v203
diff --git a/.github/workflows/cargo-lock-updater.yaml b/.github/workflows/cargo-lock-updater.yaml
index e723bee..55a653a 100644
--- a/.github/workflows/cargo-lock-updater.yaml
+++ b/.github/workflows/cargo-lock-updater.yaml
@@ -14,7 +14,7 @@ jobs:
   cargo-lock-updater:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Update ATtiny85 Cargo lock file
         run: nix develop .#attiny85 --command 'cd boards/attiny85 && cargo update'
diff --git a/.github/workflows/clippy-attiny85.yaml b/.github/workflows/clippy-attiny85.yaml
index 51dfb33..5c0e70a 100644
--- a/.github/workflows/clippy-attiny85.yaml
+++ b/.github/workflows/clippy-attiny85.yaml
@@ -33,5 +33,5 @@ jobs:
   clippy-attiny85:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
diff --git a/.github/workflows/flake-checker.yaml b/.github/workflows/flake-checker.yaml
index b0de020..a068e3c 100644
--- a/.github/workflows/flake-checker.yaml
+++ b/.github/workflows/flake-checker.yaml
@@ -17,5 +17,5 @@ jobs:
   flake-checker:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/flake-checker-action@v12
diff --git a/.github/workflows/flake-lock-updater.yaml b/.github/workflows/flake-lock-updater.yaml
index e1f1eef..d809190 100644
--- a/.github/workflows/flake-lock-updater.yaml
+++ b/.github/workflows/flake-lock-updater.yaml
@@ -11,7 +11,7 @@ jobs:
     name: Flake Lock Updater
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
       - uses: DeterminateSystems/nix-installer-action@v22
diff --git a/.github/workflows/treefmt.yaml b/.github/workflows/treefmt.yaml
index 17d1dbd..361fcb0 100644
--- a/.github/workflows/treefmt.yaml
+++ b/.github/workflows/treefmt.yaml
@@ -34,7 +34,7 @@ jobs:
   treefmt:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Run treefmt
         run: nix develop --command treefmt --ci
diff --git a/.github/workflows/update-nix-direnv.yaml b/.github/workflows/update-nix-direnv.yaml
index 3d2f443..215fa7a 100644
--- a/.github/workflows/update-nix-direnv.yaml
+++ b/.github/workflows/update-nix-direnv.yaml
@@ -13,7 +13,7 @@ jobs:
   update-nix-direnv:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Update nix-direnv to the latest version
         run: nix run .#update-nix-direnv
diff --git a/.github/workflows/update-nixos-release.yaml b/.github/workflows/update-nixos-release.yaml
index 4e05781..fab4d75 100644
--- a/.github/workflows/update-nixos-release.yaml
+++ b/.github/workflows/update-nixos-release.yaml
@@ -13,7 +13,7 @@ jobs:
   update-nixos-release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Update the NixOS release in flake.nix to the latest
         run: |
diff --git a/.github/workflows/yamllint.yaml b/.github/workflows/yamllint.yaml
index bfcd79a..c2090b4 100644
--- a/.github/workflows/yamllint.yaml
+++ b/.github/workflows/yamllint.yaml
@@ -23,7 +23,7 @@ jobs:
   yamllint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: DeterminateSystems/nix-installer-action@v22
       - name: Check YAML files
         run: nix develop --command yamllint --format github .