diff --git a/src/ReactiveUI.Validation/ReactiveUI.Validation.csproj b/src/ReactiveUI.Validation/ReactiveUI.Validation.csproj
index 7b5a50d9..fd91eacb 100644
--- a/src/ReactiveUI.Validation/ReactiveUI.Validation.csproj
+++ b/src/ReactiveUI.Validation/ReactiveUI.Validation.csproj
@@ -9,6 +9,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="ReactiveUI" Version="17.*" />
+    <PackageReference Include="ReactiveUI" Version="18.*" />
   </ItemGroup>
 </Project>