diff --git a/Engine/Engine.csproj b/Engine/Engine.csproj
index 9d32971..2892773 100644
--- a/Engine/Engine.csproj
+++ b/Engine/Engine.csproj
@@ -8,9 +8,8 @@
 
   <ItemGroup>
     <ProjectReference Include="..\Engine.Core\Engine.Core.csproj" />
-    <ProjectReference Include="..\Engine.Serialization\Engine.Serialization.csproj" />
-    <ProjectReference Include="..\Engine.Systems\Engine.Systems.csproj" />
     <ProjectReference Include="..\Engine.Physics2D\Engine.Physics2D.csproj" />
+    <ProjectReference Include="..\Engine.Systems\Engine.Systems.csproj" />
   </ItemGroup>
 
 </Project>