diff --git a/.github/workflows/cache-windows.yml b/.github/workflows/cache-windows.yml
index e7fce335..deeacdc2 100644
--- a/.github/workflows/cache-windows.yml
+++ b/.github/workflows/cache-windows.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Anaconda
         uses: conda-incubator/setup-miniconda@v3
         with:
diff --git a/.github/workflows/cache.yml b/.github/workflows/cache.yml
index e5b42846..7a5aa930 100644
--- a/.github/workflows/cache.yml
+++ b/.github/workflows/cache.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Anaconda
         uses: conda-incubator/setup-miniconda@v3
         with:
diff --git a/.github/workflows/ci-cn.yml b/.github/workflows/ci-cn.yml
index 90001d4e..6d288fd2 100644
--- a/.github/workflows/ci-cn.yml
+++ b/.github/workflows/ci-cn.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Anaconda
         uses: conda-incubator/setup-miniconda@v3
         with:
diff --git a/.github/workflows/ci-windows.yml b/.github/workflows/ci-windows.yml
index d25966df..5e1384f0 100644
--- a/.github/workflows/ci-windows.yml
+++ b/.github/workflows/ci-windows.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Anaconda
         uses: conda-incubator/setup-miniconda@v3
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5b6cb29e..3f7c7d2f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Anaconda
         uses: conda-incubator/setup-miniconda@v3
         with:
diff --git a/.github/workflows/collab.yml b/.github/workflows/collab.yml
index c278b8cb..3c89fec9 100644
--- a/.github/workflows/collab.yml
+++ b/.github/workflows/collab.yml
@@ -7,7 +7,7 @@ jobs:
     container:
       image: us-docker.pkg.dev/colab-images/public/runtime:latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: Check for dockerenv file
diff --git a/.github/workflows/linkcheck.yml b/.github/workflows/linkcheck.yml
index d9b7c06b..91462b91 100644
--- a/.github/workflows/linkcheck.yml
+++ b/.github/workflows/linkcheck.yml
@@ -16,7 +16,7 @@ jobs:
         python-version: ["3.12"]
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Anaconda
         uses: conda-incubator/setup-miniconda@v3
         with:
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 6b80800c..758a1134 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup Anaconda
         uses: conda-incubator/setup-miniconda@v3
         with: