diff --git a/Reentry.slnx b/Reentry.slnx
index 0a70be0..75a73e7 100644
--- a/Reentry.slnx
+++ b/Reentry.slnx
@@ -3,6 +3,11 @@
     <Platform Name="x64" />
   </Configurations>
   <Folder Name="/src/">
-    <Project Path="src/Reentry.App/Reentry.App.csproj" />
+    <Project Path="src/Reentry.Core/Reentry.Core.csproj">
+      <Platform Project="x64" />
+    </Project>
+    <Project Path="src/Reentry.App/Reentry.App.csproj">
+      <Platform Project="x64" />
+    </Project>
   </Folder>
 </Solution>
diff --git a/src/Reentry.Core/Reentry.Core.csproj b/src/Reentry.Core/Reentry.Core.csproj
index 2e528c7..be3bcad 100644
--- a/src/Reentry.Core/Reentry.Core.csproj
+++ b/src/Reentry.Core/Reentry.Core.csproj
@@ -4,6 +4,7 @@
     <!-- net10.0 (not -windows): inventory/tracker/settings stay fakeable and the
          test suite runs on Linux CI and on this box. Win32 lives behind interfaces. -->
     <TargetFramework>net10.0</TargetFramework>
+    <Platforms>x64</Platforms>
     <RootNamespace>Reentry.Core</RootNamespace>
     <AssemblyName>Reentry.Core</AssemblyName>
     <IsPackable>false</IsPackable>