diff --git a/.github/workflows/cleanup-after-milestone-prs-merged.yml b/.github/workflows/cleanup-after-milestone-prs-merged.yml
index ff4e8029d..8a3e381d6 100644
--- a/.github/workflows/cleanup-after-milestone-prs-merged.yml
+++ b/.github/workflows/cleanup-after-milestone-prs-merged.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4.2.0
 
     - name: Get the PR title and extract PR numbers
       id: extract_pr_numbers