diff --git a/Client.IntegrationTests/Client.IntegrationTests.csproj b/Client.IntegrationTests/Client.IntegrationTests.csproj
index e9c0889c..67bb01cf 100644
--- a/Client.IntegrationTests/Client.IntegrationTests.csproj
+++ b/Client.IntegrationTests/Client.IntegrationTests.csproj
@@ -9,7 +9,7 @@
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     <PackageReference Include="NLog" Version="5.3.2" />
     <PackageReference Include="NLog.Extensions.Logging" Version="5.3.10" />
-    <PackageReference Include="nunit" Version="3.14.0" />
+    <PackageReference Include="nunit" Version="4.2.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="TestContainers" Version="3.8.0" />
diff --git a/Client.UnitTests/Client.UnitTests.csproj b/Client.UnitTests/Client.UnitTests.csproj
index b01c8c25..ba41557d 100644
--- a/Client.UnitTests/Client.UnitTests.csproj
+++ b/Client.UnitTests/Client.UnitTests.csproj
@@ -20,7 +20,7 @@
   <ItemGroup>
     <PackageReference Include="NLog" Version="5.3.2" />
     <PackageReference Include="NLog.Extensions.Logging" Version="5.3.8" />
-    <PackageReference Include="NUnit" Version="3.14.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Update="StyleCop.Analyzers" Version="1.1.118" />