diff --git a/tests/CSharpTemp/CSharpTemp.Tests.cs b/tests/CSharpTemp/CSharpTemp.Tests.cs
index 5d30205f..64691b18 100644
--- a/tests/CSharpTemp/CSharpTemp.Tests.cs
+++ b/tests/CSharpTemp/CSharpTemp.Tests.cs
@@ -89,6 +89,7 @@ public class CSharpTempTests : GeneratorTestFixture
     [Test]
     public void TestDestructors()
     {
+        CSharpTemp.TestDestructors.InitMarker();
         Assert.AreEqual(0, CSharpTemp.TestDestructors.Marker);
 
         var dtors = new TestDestructors();
diff --git a/tests/CSharpTemp/CSharpTemp.h b/tests/CSharpTemp/CSharpTemp.h
index a8d073e0..2a0106a7 100644
--- a/tests/CSharpTemp/CSharpTemp.h
+++ b/tests/CSharpTemp/CSharpTemp.h
@@ -138,6 +138,7 @@ private:
 // Tests destructors
 struct DLL_API TestDestructors
 {
+    static void InitMarker() { Marker = 0; }
     static int Marker;
 
     TestDestructors();