diff --git a/glib/glib.csproj b/glib/glib.csproj
index 4a9612cd0..c5f10fc91 100644
--- a/glib/glib.csproj
+++ b/glib/glib.csproj
@@ -94,6 +94,13 @@
     <Compile Include="DateTime.cs" />
     <Compile Include="TimeVal.cs" />
     <Compile Include="TimeZone.cs" />
+    <Compile Include="PollFD.cs" />
+    <Compile Include="SourceCallbackFuncs.cs" />
+    <Compile Include="SourceDummyMarshal.cs" />
+    <Compile Include="SourceFunc.cs" />
+    <Compile Include="SourceFuncs.cs" />
+    <Compile Include="GLibSharp.SourceDummyMarshalNative.cs" />
+    <Compile Include="GLibSharp.SourceFuncNative.cs" />
   </ItemGroup>
   <ItemGroup>
     <Reference Include="System.Core" />