diff --git a/.github/workflows/UnitTest.yml b/.github/workflows/UnitTest.yml
index ceaf2faa..533aa588 100644
--- a/.github/workflows/UnitTest.yml
+++ b/.github/workflows/UnitTest.yml
@@ -24,7 +24,7 @@ jobs:
             julia-arch: x86
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: "Set up Julia"
         uses: julia-actions/setup-julia@v1
         with:
diff --git a/.github/workflows/UnitTestArm.yml b/.github/workflows/UnitTestArm.yml
index d9821aef..0f7cb26b 100644
--- a/.github/workflows/UnitTestArm.yml
+++ b/.github/workflows/UnitTestArm.yml
@@ -18,7 +18,7 @@ jobs:
         arch: [aarch64]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Download Julia Binary
         run: >