diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9ae9fb3..5e11b1d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
       CI_REQUIRE_SIGNED_PACKAGE: "0"
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Cache build artifacts
         uses: actions/cache@v4
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 3f3166a..19fec2e 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -26,7 +26,7 @@ jobs:
       name: github-pages
       url: ${{ steps.deploy.outputs.page_url }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: actions/configure-pages@v5
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5605981..2eb167d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,7 +23,7 @@ jobs:
       CI_REQUIRE_SIGNED_PACKAGE: ${{ github.event_name == 'workflow_dispatch' && github.event.inputs.require_signed_package == 'true' && '1' || '0' }}
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Build release package
         run: make package