diff --git a/src/ApiTests/ApiTests.csproj b/src/ApiTests/ApiTests.csproj
index 131f7a2e..15f59089 100644
--- a/src/ApiTests/ApiTests.csproj
+++ b/src/ApiTests/ApiTests.csproj
@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="2.3.3" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageReference Include="NUnit" Version="3.14.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageReference Include="Particular.Approvals" Version="0.6.0" />
diff --git a/src/TestHarness/TestHarness.csproj b/src/TestHarness/TestHarness.csproj
index 7d55bd75..51ebb108 100644
--- a/src/TestHarness/TestHarness.csproj
+++ b/src/TestHarness/TestHarness.csproj
@@ -14,7 +14,7 @@
 
   <ItemGroup>
     <PackageReference Include="GitHubActionsTestLogger" Version="2.3.3" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
   </ItemGroup>