diff --git a/src/Edi.Captcha.Tests/Edi.Captcha.Tests.csproj b/src/Edi.Captcha.Tests/Edi.Captcha.Tests.csproj
index 84deb62..a657ee9 100644
--- a/src/Edi.Captcha.Tests/Edi.Captcha.Tests.csproj
+++ b/src/Edi.Captcha.Tests/Edi.Captcha.Tests.csproj
@@ -4,7 +4,7 @@
     <IsPackable>false</IsPackable>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="NUnit" Version="4.0.1" />
+    <PackageReference Include="NUnit" Version="4.1.0" />
     <PackageReference Include="Moq" Version="4.20.70" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />