diff --git a/.github/workflows/ci-nix.yml b/.github/workflows/ci-nix.yml
index 0690fac0..91815e9d 100644
--- a/.github/workflows/ci-nix.yml
+++ b/.github/workflows/ci-nix.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
 
       - name: Install Nix
         uses: cachix/install-nix-action@7ec16f2c061ab07b235a7245e06ed46fe9a1cab6 # v31.8.3
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a622222c..df3890cb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
 
       # Step: Check out the code.
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       # Step: Define how to cache deps. Restores existing cache if present.
       - name: Cache deps
@@ -84,7 +84,7 @@ jobs:
 
       # Step: Check out the code.
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       # Step: Define how to cache deps. Restores existing cache if present.
       - name: Cache deps
@@ -146,7 +146,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - uses: extractions/setup-just@v3
       - name: Set up Elixir
@@ -180,7 +180,7 @@ jobs:
       matrix: ${{ steps.set-matrix.outputs.matrix }}
     steps:
      - name: Checkout to repository
-       uses: actions/checkout@v5
+       uses: actions/checkout@v6
      - name: Set matrix data
        id: set-matrix
        run: echo "matrix=$(jq -c . < .github/matrix.json)" >> $GITHUB_OUTPUT
@@ -193,7 +193,7 @@ jobs:
       matrix: ${{ fromJson(needs.prep-matrix.outputs.matrix) }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - uses: extractions/setup-just@v3
       - name: Set up Elixir
diff --git a/.github/workflows/lint-commit.yaml b/.github/workflows/lint-commit.yaml
index 85f2cdf8..db25c4de 100644
--- a/.github/workflows/lint-commit.yaml
+++ b/.github/workflows/lint-commit.yaml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     name: commitlint
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: amannn/action-semantic-pull-request@v6
         id: lint-pr-title
         env:
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 4f52ce4d..ab9c7c30 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -11,7 +11,7 @@ jobs:
     env:
       GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: extractions/setup-just@v3
       - uses: erlef/setup-beam@v1
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f2494a61..0a95f2b2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -46,7 +46,7 @@ jobs:
       - uses: mlugg/setup-zig@v2
         with:
           version: "0.15.2"
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - run: just release-all
         env:
           MIX_ENV: prod