diff --git a/.github/workflows/run_precommit.yml b/.github/workflows/run_precommit.yml
index e8b3e0d..4268b3c 100644
--- a/.github/workflows/run_precommit.yml
+++ b/.github/workflows/run_precommit.yml
@@ -10,6 +10,6 @@ jobs:
     pre-commit:
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v4
+        -   uses: actions/checkout@v6
         -   uses: actions/setup-python@v5
         -   uses: pre-commit/action@v3.0.1
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index cdacd85..fcca31a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -51,7 +51,7 @@ jobs:
             ARCH: ${{ !contains(fromJSON('["none", "min"]'), matrix.dependencies) && matrix.architecture }}
 
         steps:
-        -   uses: actions/checkout@v4
+        -   uses: actions/checkout@v6
             with:
                 submodules: recursive
                 fetch-depth: 0
@@ -81,7 +81,7 @@ jobs:
             id-token: write
         if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/')
         steps:
-        -   uses: actions/checkout@v4
+        -   uses: actions/checkout@v6
             with:
                 submodules: recursive
                 fetch-depth: 0
diff --git a/.github/workflows/update_precommit_hooks.yml b/.github/workflows/update_precommit_hooks.yml
index 880aea7..149247b 100644
--- a/.github/workflows/update_precommit_hooks.yml
+++ b/.github/workflows/update_precommit_hooks.yml
@@ -32,7 +32,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
         -   name: Checkout repo
-            uses: actions/checkout@v4
+            uses: actions/checkout@v6
         -   name: Set up Python
             uses: actions/setup-python@v5
             with:
diff --git a/.github/workflows/validate_cff.yml b/.github/workflows/validate_cff.yml
index 9efe394..b237873 100644
--- a/.github/workflows/validate_cff.yml
+++ b/.github/workflows/validate_cff.yml
@@ -17,7 +17,7 @@ jobs:
     validate_cff:
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v4
+        -   uses: actions/checkout@v6
         -   name: Check whether the citation metadata from CITATION.cff is valid
             uses: citation-file-format/cffconvert-github-action@2.0.0
             with: