diff --git a/BlueWest.Data/BlueWest.Data.csproj b/BlueWest.Data/BlueWest.Data.csproj
index ec929a7..6b23154 100644
--- a/BlueWest.Data/BlueWest.Data.csproj
+++ b/BlueWest.Data/BlueWest.Data.csproj
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="MapTo" Version="0.8.7" />
+      <PackageReference Include="MapTo" Version="0.8.3" />
       <PackageReference Include="MessagePack" Version="2.3.85" />
       <PackageReference Include="Newtonsoft.Json" Version="6.0.4" />
     </ItemGroup>