diff --git a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
index 065cba0972..4b76b90896 100644
--- a/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
+++ b/BizHawk.Emulation.Cores/BizHawk.Emulation.Cores.csproj
@@ -359,6 +359,8 @@
     <Compile Include="Consoles\Atari\A7800Hawk\Mappers\MapperDefault.cs" />
     <Compile Include="Consoles\Atari\A7800Hawk\Mappers\MapperSG.cs" />
     <Compile Include="Consoles\Atari\A7800Hawk\Mappers\MapperSGE.cs" />
+		<Compile Include="Consoles\Atari\A7800Hawk\Mappers\MapperF18.cs" />
+    <Compile Include="Consoles\Atari\A7800Hawk\Mappers\MapperRampage.cs" />
     <Compile Include="Consoles\Atari\A7800Hawk\Mappers\MapperBase.cs" />
     <Compile Include="Consoles\Atari\A7800Hawk\MemoryMap.cs">
       <DependentUpon>A7800Hawk.cs</DependentUpon>
@@ -1331,4 +1333,4 @@
   <Target Name="AfterBuild">
   </Target>
   -->
-</Project>
\ No newline at end of file
+</Project>