diff --git a/samples/UnoSampleAppTests/UnoSampleAppTests.csproj b/samples/UnoSampleAppTests/UnoSampleAppTests.csproj
index 790e55c..173b174 100644
--- a/samples/UnoSampleAppTests/UnoSampleAppTests.csproj
+++ b/samples/UnoSampleAppTests/UnoSampleAppTests.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Appium.WebDriver" Version="4.3.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="NUnit" Version="3.13.3" />
+    <PackageReference Include="NUnit" Version="4.1.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.2.1" />
     <PackageReference Include="Selenium.WebDriver.ChromeDriver" Version="111.0.5563.6400" />
     <PackageReference Include="Selenium.WebDriver.MSEdgeDriver" Version="104.0.1293.70" />