diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1808d74..b097f13 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
         
         steps:
             - name: Checkout repository
-              uses: actions/checkout@v3
+              uses: actions/checkout@v4.2.1
 
             - name: Install dependencies
               run: |