diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 510064b..07faf24 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
           - { MANAGER: "pip", FLAGS: "", RUN: "html5validator", RUNFLAGS: "--show-warnings --skip-non-svg --root .", ALLOWFAILURE: "true" }
     name: ${{ matrix.config.RUN }} ${{ matrix.config.RUNFLAGS }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v4
         with:
           python-version: "3.11"
@@ -37,7 +37,7 @@ jobs:
     name: Deploy
     needs: tests
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: "50"
       - uses: actions/setup-python@v4