diff --git a/src/Citrus.Avalonia.Sandbox/Citrus.Avalonia.Sandbox.csproj b/src/Citrus.Avalonia.Sandbox/Citrus.Avalonia.Sandbox.csproj
index d4d7e24..15fc053 100644
--- a/src/Citrus.Avalonia.Sandbox/Citrus.Avalonia.Sandbox.csproj
+++ b/src/Citrus.Avalonia.Sandbox/Citrus.Avalonia.Sandbox.csproj
@@ -13,7 +13,7 @@
     <PackageReference Include="Avalonia.LinuxFramebuffer" Version="0.10.12" />
     <PackageReference Include="Avalonia.Desktop" Version="0.10.12" />
     <PackageReference Include="ReactiveUI.Validation" Version="2.2.1" />
-    <PackageReference Include="ReactiveUI.Fody" Version="17.1.50" />
+    <PackageReference Include="ReactiveUI.Fody" Version="18.3.1" />
   </ItemGroup>
   
   <ItemGroup>