diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index 0f0d7bf5..4dcd3b3c 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -67,7 +67,9 @@ jobs:
 
     - name: Build
       working-directory: ${{runner.workspace}}/build
-      run: cmake --build . --config ${{matrix.build_type}}
+      run: |
+        threads=`nproc`
+        cmake --build . --config ${{matrix.build_type}} --parallel $threads
 
     - name: Test
       working-directory: ${{runner.workspace}}/build
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index f62dbdc6..e300a22b 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -26,7 +26,9 @@ jobs:
 
     - name: Build
       working-directory: ${{runner.workspace}}/build
-      run: cmake --build . --config ${{matrix.build_type}}
+      run: |
+        threads=`sysctl -n hw.logicalcpu`
+        cmake --build . --config ${{matrix.build_type}} --parallel $threads
 
     - name: Test
       working-directory: ${{runner.workspace}}/build
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index f1d11c8f..ece0372b 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -49,7 +49,9 @@ jobs:
 
     - name: Build
       working-directory: ${{runner.workspace}}/build
-      run: cmake --build . --config ${{matrix.build_type}}
+      run: |
+        $threads = (Get-CimInstance Win32_ComputerSystem).NumberOfLogicalProcessors
+        cmake --build . --config ${{matrix.build_type}} --parallel $threads
 
     - name: Test
       working-directory: ${{runner.workspace}}/build