diff --git a/.github/workflows/pr-build.yaml b/.github/workflows/pr-build.yaml
index 14e2161..f8e0e74 100644
--- a/.github/workflows/pr-build.yaml
+++ b/.github/workflows/pr-build.yaml
@@ -14,7 +14,7 @@ jobs:
         os: [ubuntu-22.04, ubuntu-24.04, ubuntu-latest]
     steps:
       - name: Checkout code and submodules
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -52,7 +52,7 @@ jobs:
         release: [quincy, reef, squid, tentacle]
     steps:
       - name: Checkout code and submodules
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -102,7 +102,7 @@ jobs:
     runs-on: ubuntu-24.04-arm
     steps:
       - name: Checkout code and submodules
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -128,7 +128,7 @@ jobs:
           dnf install -y git gcc gcc-c++ clang make elfutils-libelf-devel elfutils-devel glibc-devel glibc-devel.i686 python3 openssl-devel
 
       - name: Checkout code and submodules
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -152,7 +152,7 @@ jobs:
           dnf install -y git gcc gcc-c++ clang make elfutils-libelf-devel elfutils-devel glibc-devel glibc-devel.i686 python3 openssl-devel
 
       - name: Checkout code and submodules
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
@@ -167,7 +167,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout code and submodules
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: recursive
           fetch-depth: 0
diff --git a/.github/workflows/run-tests.yaml b/.github/workflows/run-tests.yaml
index 63b17c9..42eb8ab 100644
--- a/.github/workflows/run-tests.yaml
+++ b/.github/workflows/run-tests.yaml
@@ -23,7 +23,7 @@ jobs:
             python-version: '3.10'
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with: