diff --git a/.github/workflows/bsc-tests-linux.yml b/.github/workflows/bsc-tests-linux.yml
index c2b6b312..691e0421 100644
--- a/.github/workflows/bsc-tests-linux.yml
+++ b/.github/workflows/bsc-tests-linux.yml
@@ -12,7 +12,7 @@ jobs:
   job_bsc_tests_linux:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Create Build Environment
       run: |
         sudo apt-get update -qq
diff --git a/.github/workflows/bsc-tests-macos.yml b/.github/workflows/bsc-tests-macos.yml
index efd20f91..81ab6e7a 100644
--- a/.github/workflows/bsc-tests-macos.yml
+++ b/.github/workflows/bsc-tests-macos.yml
@@ -12,7 +12,7 @@ jobs:
   job_bsc_tests_macos:
     runs-on: macOS-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Create Build Environment
       run: |
         brew install openssl
diff --git a/.github/workflows/bsc-tests-windows.yml b/.github/workflows/bsc-tests-windows.yml
index 81634e86..4ca68b96 100644
--- a/.github/workflows/bsc-tests-windows.yml
+++ b/.github/workflows/bsc-tests-windows.yml
@@ -12,7 +12,7 @@ jobs:
   job_bsc_tests_windows:
     runs-on: windows-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Create Build Environment
       run: |
         rmdir 'C:\Program Files\OpenSSL' -Recurse -Force
diff --git a/.github/workflows/gcc.yml b/.github/workflows/gcc.yml
index 732121e0..6e5c4308 100644
--- a/.github/workflows/gcc.yml
+++ b/.github/workflows/gcc.yml
@@ -80,7 +80,7 @@ jobs:
   bacnet-sc-hub:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Create BACnet/SC Build Environment
       run: |
         sudo apt-get update -qq