diff --git a/tests/HalKit.Tests/HalKit.Tests.csproj b/tests/HalKit.Tests/HalKit.Tests.csproj
index 9f3ce16..f03af7c 100644
--- a/tests/HalKit.Tests/HalKit.Tests.csproj
+++ b/tests/HalKit.Tests/HalKit.Tests.csproj
@@ -10,7 +10,7 @@
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     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.8.0" />
     <PackageReference Include="Moq" Version="4.9.0" />
-    <PackageReference Include="System.Net.Http" Version="4.3.3" />
+    <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="xunit" Version="2.4.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0">
       <PrivateAssets>all</PrivateAssets>