diff --git a/.github/workflows/schema-validation.yml b/.github/workflows/schema-validation.yml
index cbe4d45..e221884 100644
--- a/.github/workflows/schema-validation.yml
+++ b/.github/workflows/schema-validation.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Find changed files (push, PR)
         if: github.event_name == 'push' || github.event_name == 'pull_request'