diff --git a/.github/workflows/ZenLib_Checks.yml b/.github/workflows/ZenLib_Checks.yml
index 7206f5b..85a4b49 100644
--- a/.github/workflows/ZenLib_Checks.yml
+++ b/.github/workflows/ZenLib_Checks.yml
@@ -11,9 +11,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
-        with:
-          fetch-depth: 1
+        uses: actions/checkout@v4
       - name: Dependencies
         run: |
           if [ "$RUNNER_OS" == "macOS" ]; then
@@ -27,7 +25,7 @@ jobs:
       - name: Build
         run: |
           cd Project/GNU/Library
-          make
+          make -j4
       - name: Check
         run: |
           cd Project/GNU/Library
@@ -37,7 +35,7 @@ jobs:
           mkdir Project/CMake/Build
           cd Project/CMake/Build
           cmake -DBUILD_ZENLIB=1 ..
-          make
+          make -j4
 
   Windows:
     runs-on: windows-latest
@@ -46,14 +44,16 @@ jobs:
         architecture: [ Win32, x64, ARM64 ]
       fail-fast: false
     steps:
-    - name: Checkout ZenLib
-      uses: actions/checkout@v4
-      with:
-        path: ZenLib
-    - name: Add msbuild to PATH
-      uses: microsoft/setup-msbuild@v2
-    - name: Build
-      run: msbuild /p:Configuration=Release /p:Platform=${{ matrix.architecture }} ${{ github.workspace }}\ZenLib\Project\MSVC2022\ZenLib_MSVC.sln /verbosity:quiet /warnaserror
+      - name: Checkout ZenLib
+        uses: actions/checkout@v4
+        with:
+          path: ZenLib
+      - name: Add msbuild to PATH
+        uses: microsoft/setup-msbuild@v2
+        with:
+          msbuild-architecture: x64
+      - name: Build
+        run: msbuild -p:Configuration=Release -p:Platform=${{ matrix.architecture }} ${{ github.workspace }}\ZenLib\Project\MSVC2022\ZenLib_MSVC.sln -verbosity:quiet -warnaserror
 
   MinGW:
     runs-on: windows-latest
@@ -84,4 +84,4 @@ jobs:
           cmake -S Project/CMake -B build -G "$GENERATOR" -DCMAKE_BUILD_TYPE=$CONFIGURATION
       - name: Build project using make
         shell: bash
-        run: make -C build -j
+        run: make -C build -j4