diff --git a/test/vs2013/etl.vcxproj.filters b/test/vs2013/etl.vcxproj.filters
index 236c8fc4..ec358bea 100644
--- a/test/vs2013/etl.vcxproj.filters
+++ b/test/vs2013/etl.vcxproj.filters
@@ -366,6 +366,15 @@
     <ClInclude Include="..\..\optional.h">
       <Filter>ETL\Containers</Filter>
     </ClInclude>
+    <ClInclude Include="..\..\iset.h">
+      <Filter>ETL\Containers</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\set.h">
+      <Filter>ETL\Containers</Filter>
+    </ClInclude>
+    <ClInclude Include="..\..\set_base.h">
+      <Filter>ETL\Containers</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\..\..\unittest-cpp\UnitTest++\AssertException.cpp">
@@ -572,6 +581,9 @@
     <ClCompile Include="..\test_optional.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\test_set.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <None Include="..\..\Doxyfile">