diff --git a/src/ReactiveMarbles.SourceGenerator.TestNuGetHelper/Compilation/SourceGeneratorUtility.cs b/src/ReactiveMarbles.SourceGenerator.TestNuGetHelper/Compilation/SourceGeneratorUtility.cs
index cdb6c75..cc84d42 100644
--- a/src/ReactiveMarbles.SourceGenerator.TestNuGetHelper/Compilation/SourceGeneratorUtility.cs
+++ b/src/ReactiveMarbles.SourceGenerator.TestNuGetHelper/Compilation/SourceGeneratorUtility.cs
@@ -129,7 +129,7 @@ private static Microsoft.CodeAnalysis.Compilation CreateCompilation(EventBuilder
         private static Microsoft.CodeAnalysis.Compilation RunGenerators(Microsoft.CodeAnalysis.Compilation compilation, out ImmutableArray<Diagnostic> diagnostics, out GeneratorDriver generatorDriver, params ISourceGenerator[] generators)
         {
             generatorDriver = CreateDriver(compilation, generators);
-            generatorDriver.RunGeneratorsAndUpdateCompilation(compilation, out var outputCompilation, out diagnostics);
+            generatorDriver = generatorDriver.RunGeneratorsAndUpdateCompilation(compilation, out var outputCompilation, out diagnostics);
             return outputCompilation;
         }