diff --git a/.github/workflows/cron-linkcheck.yml b/.github/workflows/cron-linkcheck.yml
index 6e5e679..fe0e5cf 100644
--- a/.github/workflows/cron-linkcheck.yml
+++ b/.github/workflows/cron-linkcheck.yml
@@ -8,7 +8,7 @@ jobs:
   linkChecker:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Link Checker
         id: lychee
diff --git a/.github/workflows/linkcheck-on-pr.yml b/.github/workflows/linkcheck-on-pr.yml
index dad7e4f..3d84c16 100644
--- a/.github/workflows/linkcheck-on-pr.yml
+++ b/.github/workflows/linkcheck-on-pr.yml
@@ -6,7 +6,7 @@ jobs:
   linkChecker:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Link Checker
         id: lychee