diff --git a/test/coverlet.core.tests/CoverageTests.cs b/test/coverlet.core.tests/CoverageTests.cs
index c9066b0..e9dbffe 100644
--- a/test/coverlet.core.tests/CoverageTests.cs
+++ b/test/coverlet.core.tests/CoverageTests.cs
@@ -13,7 +13,7 @@ using Coverlet.Core.Tests.Instrumentation;
 namespace Coverlet.Core.Tests
 {
     [Collection(nameof(ModuleTrackerTemplate))]
-    public class CoverageTests : IClassFixture<ModuleTrackerTemplateTestsFixture>
+    public class CoverageTests
     {
         [Fact]
         public void TestCoverage()
diff --git a/test/coverlet.core.tests/Instrumentation/ModuleTrackerTemplateTests.cs b/test/coverlet.core.tests/Instrumentation/ModuleTrackerTemplateTests.cs
index e9a1666..523a1d6 100644
--- a/test/coverlet.core.tests/Instrumentation/ModuleTrackerTemplateTests.cs
+++ b/test/coverlet.core.tests/Instrumentation/ModuleTrackerTemplateTests.cs
@@ -19,8 +19,14 @@ namespace Coverlet.Core.Tests.Instrumentation
         }
     }
 
+    [CollectionDefinition(nameof(ModuleTrackerTemplate))]
+    public class ModuleTrackerTemplateCollection : ICollectionFixture<ModuleTrackerTemplateTestsFixture>
+    {
+
+    }
+
     [Collection(nameof(ModuleTrackerTemplate))]
-    public class ModuleTrackerTemplateTests : IClassFixture<ModuleTrackerTemplateTestsFixture>, IDisposable
+    public class ModuleTrackerTemplateTests : IDisposable
     {
         private readonly MemoryMappedFile _mmap;