diff --git a/.github/workflows/testsuite.yml b/.github/workflows/testsuite.yml
index e6e81fa..f51839d 100644
--- a/.github/workflows/testsuite.yml
+++ b/.github/workflows/testsuite.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: perl -V
         run: perl -V
       - name: Install perl-doc