diff --git a/MarkupString.Tests/MarkupString.Tests.csproj b/MarkupString.Tests/MarkupString.Tests.csproj
index be18727..273b214 100644
--- a/MarkupString.Tests/MarkupString.Tests.csproj
+++ b/MarkupString.Tests/MarkupString.Tests.csproj
@@ -9,12 +9,11 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="CsCheck" Version="4.8.0" />
-    <PackageReference Include="TUnit" Version="1.19.16" />
-    <!-- Pinned to the newest Verify.TUnit whose TUnit.Core floor (1.16.4) stays under this
-         repo's TUnit 1.19.16. Verify.TUnit 31.13.3+ floors TUnit.Core at 1.19.57, which NuGet
-         lifts above TUnit.Engine 1.19.16 and the split versions fault at startup with
-         MissingFieldException: TUnit.Core.Sources.BeforeEveryTestHooks. -->
-    <PackageReference Include="Verify.TUnit" Version="31.13.2" />
+    <PackageReference Include="TUnit" Version="1.66.16" />
+    <!-- Verify.TUnit carries a floor on TUnit.Core. Bump the two together: if NuGet lifts
+         TUnit.Core past the TUnit.Engine this project asks for, the split versions fault at
+         startup with MissingFieldException rather than failing to restore. -->
+    <PackageReference Include="Verify.TUnit" Version="32.0.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\MarkupString\MarkupString.csproj" />