Index: Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/Ringtoets.Piping.Data.Test.csproj
===================================================================
diff -u -r394db7c1bd905eb7444b9b2c47bcb5111bb63af6 -r712a020ea0330ece24849c2710641c1ce399ed61
--- Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/Ringtoets.Piping.Data.Test.csproj	(.../Ringtoets.Piping.Data.Test.csproj)	(revision 394db7c1bd905eb7444b9b2c47bcb5111bb63af6)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/Ringtoets.Piping.Data.Test.csproj	(.../Ringtoets.Piping.Data.Test.csproj)	(revision 712a020ea0330ece24849c2710641c1ce399ed61)
@@ -48,6 +48,8 @@
     <Reference Include="System.Numerics" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Calculation\Math2DTest.cs" />
+    <Compile Include="Exceptions\RingtoetsPipingSurfaceLineExceptionTest.cs" />
     <Compile Include="PipingDataTest.cs" />
     <Compile Include="PipingFailureMechanismTest.cs" />
     <Compile Include="PipingOutputTest.cs" />