diff --git a/src/EventFlow/EventFlow.csproj b/src/EventFlow/EventFlow.csproj
index 9271c13..26d67b2 100644
--- a/src/EventFlow/EventFlow.csproj
+++ b/src/EventFlow/EventFlow.csproj
@@ -12,7 +12,7 @@
     <PackageReference Include="FluentAssertions" Version="5.7.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.1.1" />
     <PackageReference Include="NUnit" Version="3.12.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="3.13.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.0.0" />
   </ItemGroup>
 
 </Project>