diff --git a/.github/workflows/linux_tests.yml b/.github/workflows/linux_tests.yml
index 3aca96eef..f67a0aeef 100644
--- a/.github/workflows/linux_tests.yml
+++ b/.github/workflows/linux_tests.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         python-version: ["3.11"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
@@ -35,7 +35,7 @@ jobs:
   create_test_data_ttls:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - shell: bash
         run: |
           cat << EOF > create_test_data_ttls.txt
@@ -59,7 +59,7 @@ jobs:
         python-version: ["3.7", "3.8", "3.9"]
     needs: [create_test_data_ttls]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
@@ -87,7 +87,7 @@ jobs:
         python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
     needs: [create_test_data_ttls]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with: