diff --git a/.github/workflows/UnitTest.yml b/.github/workflows/UnitTest.yml
index c9bb2e6..0646bd4 100644
--- a/.github/workflows/UnitTest.yml
+++ b/.github/workflows/UnitTest.yml
@@ -32,7 +32,7 @@ jobs:
             arch: x86
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@latest
         with:
           version: ${{ matrix.julia-version }}