diff --git a/tests/Bonsai.ML.LinearDynamicalSystems.Tests/Bonsai.ML.LinearDynamicalSystems.Tests.csproj b/tests/Bonsai.ML.LinearDynamicalSystems.Tests/Bonsai.ML.LinearDynamicalSystems.Tests.csproj
index 8d3858ba..447be970 100644
--- a/tests/Bonsai.ML.LinearDynamicalSystems.Tests/Bonsai.ML.LinearDynamicalSystems.Tests.csproj
+++ b/tests/Bonsai.ML.LinearDynamicalSystems.Tests/Bonsai.ML.LinearDynamicalSystems.Tests.csproj
@@ -19,7 +19,7 @@
     <Using Include="Microsoft.VisualStudio.TestTools.UnitTesting" />
   </ItemGroup>
   <ItemGroup>
-    <Content Include="ReceptiveFieldSimpleCell/*">
+    <Content Include="ReceptiveFieldSimpleCell/*" Exclude="ReceptiveFieldSimpleCell/*.cs">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </Content>
 </ItemGroup>