diff --git a/src/Tests/IntegrationTests/TeamCitySharp.IntegrationTests.csproj b/src/Tests/IntegrationTests/TeamCitySharp.IntegrationTests.csproj
index 4074eb6..5b5a135 100644
--- a/src/Tests/IntegrationTests/TeamCitySharp.IntegrationTests.csproj
+++ b/src/Tests/IntegrationTests/TeamCitySharp.IntegrationTests.csproj
@@ -45,7 +45,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="10.0.7" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.7" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="5.2.0" />
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="10.0.7" />
     <PackageReference Include="WireMock.Net" Version="1.16.0" />
diff --git a/src/Tests/UnitTests/TeamCitySharp.UnitTests.csproj b/src/Tests/UnitTests/TeamCitySharp.UnitTests.csproj
index 2a548b2..b8bc2b3 100644
--- a/src/Tests/UnitTests/TeamCitySharp.UnitTests.csproj
+++ b/src/Tests/UnitTests/TeamCitySharp.UnitTests.csproj
@@ -39,7 +39,7 @@
     <!-- We lock FluentAssertions, as v8 changes the licensing in a way that cost lots -->
     <PackageReference Include="FluentAssertions" Version="[7.2.2]" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="5.2.0" />
   </ItemGroup>
   <ItemGroup>