diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index e499133d..298c5db2 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -17,7 +17,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         submodules: true
     - uses: actions/setup-node@v3
@@ -52,7 +52,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
     - name: checkout this action
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: true
 
@@ -83,7 +83,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
     - name: checkout this action
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
         submodules: true
     - name: basic test for run-vcpkg (not running vcpkg).