diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index ce3b1ab..e75f358 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,9 +1,10 @@
-name: CSharpInteractive check
+name: CSharpInteractive build
 
 on: [ push, pull_request ]
 
 jobs:
-  build:  
+
+  ubuntu build:
     
     runs-on: ubuntu-latest
     
@@ -32,3 +33,63 @@ jobs:
 
       - name: Build
         run: dotnet run --project ./Build
+
+  mac build:
+    
+    runs-on: macos-latest
+    
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup .NET 6
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '6.0.x'
+
+      - name: Setup .NET 7
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '7.0.x'
+
+      - name: Setup .NET 8
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Setup .NET 9
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '9.0.x'
+
+      - name: Build
+        run: dotnet run --project ./Build
+        
+    windows build:
+
+      runs-on: windows-latest
+
+      steps:
+        - uses: actions/checkout@v4
+
+        - name: Setup .NET 6
+          uses: actions/setup-dotnet@v3
+          with:
+            dotnet-version: '6.0.x'
+
+        - name: Setup .NET 7
+          uses: actions/setup-dotnet@v3
+          with:
+            dotnet-version: '7.0.x'
+
+        - name: Setup .NET 8
+          uses: actions/setup-dotnet@v3
+          with:
+            dotnet-version: '8.0.x'
+
+        - name: Setup .NET 9
+          uses: actions/setup-dotnet@v3
+          with:
+            dotnet-version: '9.0.x'
+
+        - name: Build
+          run: dotnet run --project ./Build
diff --git a/CSharpInteractive/Core/Environment.cs b/CSharpInteractive/Core/Environment.cs
index d118be2..ed680e4 100644
--- a/CSharpInteractive/Core/Environment.cs
+++ b/CSharpInteractive/Core/Environment.cs
@@ -86,14 +86,6 @@ public void Exit(int exitCode)
             return;
         }
         
-        WindowsNativeExit(exitCode);
-        var exitThread = new Thread(() => System.Environment.Exit(exitCode));
-        exitThread.Start();
-        if (exitThread.Join(100))
-        {
-            return;
-        }
-
         NativeExit(exitCode);
     }