diff --git a/.github/workflows/dos-djgpp.yml b/.github/workflows/dos-djgpp.yml
index d28d938..4a6d7a6 100644
--- a/.github/workflows/dos-djgpp.yml
+++ b/.github/workflows/dos-djgpp.yml
@@ -37,7 +37,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Source Tree
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup build environment
         run: |
@@ -81,7 +81,7 @@ jobs:
           mv build/umskt.exe build/actions_upload/
 
       - name: Upload build artifact
-        uses: actions/upload-artifact@v3.1.2
+        uses: actions/upload-artifact@v4.6.2
         with:
           name: UMSKT-DOS
           path: build/actions_upload
diff --git a/.github/workflows/freebsd.yml b/.github/workflows/freebsd.yml
index 7030535..1b48355 100644
--- a/.github/workflows/freebsd.yml
+++ b/.github/workflows/freebsd.yml
@@ -35,7 +35,7 @@
      runs-on: ubuntu-latest
      name: build-x86_64 
      steps: 
-     - uses: actions/checkout@v3 
+     - uses: actions/checkout@v4
   
      - name: Build & Test in FreeBSD 
        id: test 
@@ -59,7 +59,7 @@
            mv build/umskt build/actions_upload/umskt 
   
      - name: Upload build artifact 
-       uses: actions/upload-artifact@v3.1.2 
+       uses: actions/upload-artifact@v4.6.2
        with: 
          name: UMSKT-FreeBSD 
          path: build/actions_upload
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index a2c790b..4a8590f 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -37,7 +37,7 @@ jobs:
           - arch: aarch64
     steps:
     - name: Checkout Source Tree
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Setup latest Alpine Linux for ${{ matrix.arch }}
       uses: jirutka/setup-alpine@v1
@@ -67,7 +67,7 @@ jobs:
           mv build/umskt build/actions_upload/umskt
 
     - name: Upload build artifact
-      uses: actions/upload-artifact@v3.1.2
+      uses: actions/upload-artifact@v4.6.2
       with:
         name: UMSKT-linux-${{ matrix.arch }}-static
         path: build/actions_upload
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 74a3d68..35301f4 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -35,7 +35,7 @@ jobs:
           - arch: x86_64
     steps:
       - name: Checkout Source Tree
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Configure and build UMSKT
         run: |
@@ -54,7 +54,7 @@ jobs:
           ./umskt
 
       - name: Upload build artifact
-        uses: actions/upload-artifact@v3.1.2
+        uses: actions/upload-artifact@v4.6.2
         with:
           name: UMSKT-macOS-${{ matrix.arch }}
           path: build/actions_upload
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 510dae2..482dee5 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -91,7 +91,7 @@ jobs:
           Start-Process -FilePath $installerPath -ArgumentList $installerArgs -Wait -PassThru
 
       - name: Checkout Source Tree
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup MSBuild
         uses: microsoft/setup-msbuild@v1
@@ -108,7 +108,7 @@ jobs:
         run: msbuild ALL_BUILD.vcxproj /P:Configuration=Release
 
       - name: Upload build artifact
-        uses: actions/upload-artifact@v3.1.2
+        uses: actions/upload-artifact@v4.6.2
         with:
           name: UMSKT-Win32
           path: build/Release
@@ -176,7 +176,7 @@ jobs:
           Start-Process -FilePath $installerPath -ArgumentList $installerArgs -Wait -PassThru
 
       - name: Checkout Source Tree
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup MSBuild
         uses: microsoft/setup-msbuild@v1
@@ -192,7 +192,7 @@ jobs:
         run: msbuild ALL_BUILD.vcxproj /P:Configuration=Release
 
       - name: Upload build artifact
-        uses: actions/upload-artifact@v3.1.2
+        uses: actions/upload-artifact@v4.6.2
         with:
           name: UMSKT-Win64
           path: build/Release