diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index 1a18ce30f..4987872c9 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/preview-release.yaml b/.github/workflows/preview-release.yaml
index 999119bc4..a2510b2a8 100644
--- a/.github/workflows/preview-release.yaml
+++ b/.github/workflows/preview-release.yaml
@@ -20,7 +20,7 @@ jobs:
       contents: read
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/pypi.yaml b/.github/workflows/pypi.yaml
index 5e5a2f5d1..7ae3243cb 100644
--- a/.github/workflows/pypi.yaml
+++ b/.github/workflows/pypi.yaml
@@ -15,7 +15,7 @@ jobs:
       id-token: write
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Install uv (curl method)
         run: |
           curl -LsSf https://astral.sh/uv/install.sh | sh
diff --git a/.github/workflows/releases.yaml b/.github/workflows/releases.yaml
index cb53f57b2..0bfec020c 100644
--- a/.github/workflows/releases.yaml
+++ b/.github/workflows/releases.yaml
@@ -30,7 +30,7 @@ jobs:
       release-method: ${{ steps.check-commit.outputs.release-method || steps.check-tag.outputs.release-method }}
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -131,7 +131,7 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/test-release-and-publish.yaml b/.github/workflows/test-release-and-publish.yaml
index e0532cdb1..b32d264d9 100644
--- a/.github/workflows/test-release-and-publish.yaml
+++ b/.github/workflows/test-release-and-publish.yaml
@@ -75,7 +75,7 @@ jobs:
 
           echo "✓ Stable release from main branch - proceeding"
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           ref: v${{ steps.version.outputs.version }}
           fetch-depth: 0
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index c0f8b96bf..552c645be 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
@@ -65,7 +65,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install uv (curl method)
         run: |