diff --git a/.github/workflows/nuget.yml b/.github/workflows/nuget.yml
index 817a59b7..3ef4f5c0 100644
--- a/.github/workflows/nuget.yml
+++ b/.github/workflows/nuget.yml
@@ -25,9 +25,8 @@ jobs:
     - name: Build
       working-directory: ${{runner.workspace}}/build
       run: |
-        $threads = (Get-CimInstance Win32_ComputerSystem).NumberOfLogicalProcessors
-        cmake --build . --config Debug   --parallel $threads
-        cmake --build . --config Release --parallel $threads
+        cmake --build . --config Debug
+        cmake --build . --config Release
 
     - name: Test
       working-directory: build
diff --git a/.github/workflows/tag.yml b/.github/workflows/tag.yml
index ff743f57..e1e17cf0 100644
--- a/.github/workflows/tag.yml
+++ b/.github/workflows/tag.yml
@@ -25,9 +25,8 @@ jobs:
     - name: Build
       working-directory: ${{runner.workspace}}/build
       run: |
-        $threads = (Get-CimInstance Win32_ComputerSystem).NumberOfLogicalProcessors
-        cmake --build . --config Debug   --parallel $threads
-        cmake --build . --config Release --parallel $threads
+        cmake --build . --config Debug
+        cmake --build . --config Release
 
     - name: Test
       working-directory: build
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 0bf2a92f..76837c13 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -33,9 +33,7 @@ jobs:
 
     - name: Build
       working-directory: ${{runner.workspace}}/build
-      run: |
-        $threads = (Get-CimInstance Win32_ComputerSystem).NumberOfLogicalProcessors
-        cmake --build . --config ${{matrix.build_type}} --parallel $threads
+      run: cmake --build . --config ${{matrix.build_type}}
 
     - name: Test
       working-directory: ${{runner.workspace}}/build