diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index 3d50677..11317ae 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with:
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index fd4793d..19b71dd 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/pull-request-build-test.yml b/.github/workflows/pull-request-build-test.yml
index 8159d87..9e3c378 100644
--- a/.github/workflows/pull-request-build-test.yml
+++ b/.github/workflows/pull-request-build-test.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
       with: