diff --git a/test/Serilog.Sinks.Splunk.TCP.Tests/Serilog.Sinks.Splunk.TCP.Tests.csproj b/test/Serilog.Sinks.Splunk.TCP.Tests/Serilog.Sinks.Splunk.TCP.Tests.csproj
index 5f22e25..0a6897b 100644
--- a/test/Serilog.Sinks.Splunk.TCP.Tests/Serilog.Sinks.Splunk.TCP.Tests.csproj
+++ b/test/Serilog.Sinks.Splunk.TCP.Tests/Serilog.Sinks.Splunk.TCP.Tests.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
diff --git a/test/Serilog.Sinks.Splunk.Tests/Serilog.Sinks.Splunk.Tests.csproj b/test/Serilog.Sinks.Splunk.Tests/Serilog.Sinks.Splunk.Tests.csproj
index e1ad2dc..04e5a2b 100644
--- a/test/Serilog.Sinks.Splunk.Tests/Serilog.Sinks.Splunk.Tests.csproj
+++ b/test/Serilog.Sinks.Splunk.Tests/Serilog.Sinks.Splunk.Tests.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">