diff --git a/src/ReactiveUI.DI.Tests/ReactiveUI.DI.Tests.csproj b/src/ReactiveUI.DI.Tests/ReactiveUI.DI.Tests.csproj
index a4c53b5d7..3ad8be58c 100644
--- a/src/ReactiveUI.DI.Tests/ReactiveUI.DI.Tests.csproj
+++ b/src/ReactiveUI.DI.Tests/ReactiveUI.DI.Tests.csproj
@@ -29,7 +29,7 @@
   </Choose>
 
   <ItemGroup>
-    <PackageReference Include="ReactiveUI" Version="17.1.6" />
+    <PackageReference Include="ReactiveUI" Version="17.1.9" />
   </ItemGroup>
 
 </Project>