diff --git a/builds/msvc/vs2008/libzmq/libzmq.vcproj b/builds/msvc/vs2008/libzmq/libzmq.vcproj
index 471f523d..2103cb2b 100644
--- a/builds/msvc/vs2008/libzmq/libzmq.vcproj
+++ b/builds/msvc/vs2008/libzmq/libzmq.vcproj
@@ -151,6 +151,7 @@
       <File RelativePath="..\..\..\..\src\session_base.cpp" />
       <File RelativePath="..\..\..\..\src\signaler.cpp" />
       <File RelativePath="..\..\..\..\src\socket_base.cpp" />
+      <File RelativePath="..\..\..\..\src\socket_poller.cpp" />
       <File RelativePath="..\..\..\..\src\stream.cpp" />
       <File RelativePath="..\..\..\..\src\stream_engine.cpp" />
       <File RelativePath="..\..\..\..\src\sub.cpp" />
diff --git a/builds/msvc/vs2010/libzmq/libzmq.vcxproj b/builds/msvc/vs2010/libzmq/libzmq.vcxproj
index 1cf30f7d..34eaf024 100644
--- a/builds/msvc/vs2010/libzmq/libzmq.vcxproj
+++ b/builds/msvc/vs2010/libzmq/libzmq.vcxproj
@@ -222,6 +222,7 @@
     <ClCompile Include="..\..\..\..\src\session_base.cpp" />
     <ClCompile Include="..\..\..\..\src\signaler.cpp" />
     <ClCompile Include="..\..\..\..\src\socket_base.cpp" />
+    <ClCompile Include="..\..\..\..\src\socket_poller.cpp" />
     <ClCompile Include="..\..\..\..\src\socks.cpp" />
     <ClCompile Include="..\..\..\..\src\socks_connecter.cpp" />
     <ClCompile Include="..\..\..\..\src\stream.cpp" />
diff --git a/builds/msvc/vs2010/libzmq/libzmq.vcxproj.filters b/builds/msvc/vs2010/libzmq/libzmq.vcxproj.filters
index 8740348e..2866e117 100644
--- a/builds/msvc/vs2010/libzmq/libzmq.vcxproj.filters
+++ b/builds/msvc/vs2010/libzmq/libzmq.vcxproj.filters
@@ -237,6 +237,9 @@
     </ClCompile>
     <ClCompile Include="..\..\..\..\src\decoder_allocators.cpp">
       <Filter>src</Filter>
+    </ClCompile>
+	<ClCompile Include="..\..\..\..\src\socket_poller.cpp">
+      <Filter>src</Filter>
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
diff --git a/builds/msvc/vs2012/libzmq/libzmq.vcxproj b/builds/msvc/vs2012/libzmq/libzmq.vcxproj
index c3cad9cf..d4903869 100644
--- a/builds/msvc/vs2012/libzmq/libzmq.vcxproj
+++ b/builds/msvc/vs2012/libzmq/libzmq.vcxproj
@@ -222,6 +222,7 @@
     <ClCompile Include="..\..\..\..\src\session_base.cpp" />
     <ClCompile Include="..\..\..\..\src\signaler.cpp" />
     <ClCompile Include="..\..\..\..\src\socket_base.cpp" />
+    <ClCompile Include="..\..\..\..\src\socket_poller.cpp" />
     <ClCompile Include="..\..\..\..\src\socks.cpp" />
     <ClCompile Include="..\..\..\..\src\socks_connecter.cpp" />
     <ClCompile Include="..\..\..\..\src\stream.cpp" />
diff --git a/builds/msvc/vs2012/libzmq/libzmq.vcxproj.filters b/builds/msvc/vs2012/libzmq/libzmq.vcxproj.filters
index 8740348e..2866e117 100644
--- a/builds/msvc/vs2012/libzmq/libzmq.vcxproj.filters
+++ b/builds/msvc/vs2012/libzmq/libzmq.vcxproj.filters
@@ -237,6 +237,9 @@
     </ClCompile>
     <ClCompile Include="..\..\..\..\src\decoder_allocators.cpp">
       <Filter>src</Filter>
+    </ClCompile>
+	<ClCompile Include="..\..\..\..\src\socket_poller.cpp">
+      <Filter>src</Filter>
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
diff --git a/builds/msvc/vs2013/libzmq/libzmq.vcxproj b/builds/msvc/vs2013/libzmq/libzmq.vcxproj
index 5648295a..b5a602f2 100644
--- a/builds/msvc/vs2013/libzmq/libzmq.vcxproj
+++ b/builds/msvc/vs2013/libzmq/libzmq.vcxproj
@@ -222,6 +222,7 @@
     <ClCompile Include="..\..\..\..\src\session_base.cpp" />
     <ClCompile Include="..\..\..\..\src\signaler.cpp" />
     <ClCompile Include="..\..\..\..\src\socket_base.cpp" />
+    <ClCompile Include="..\..\..\..\src\socket_poller.cpp" />
     <ClCompile Include="..\..\..\..\src\socks.cpp" />
     <ClCompile Include="..\..\..\..\src\socks_connecter.cpp" />
     <ClCompile Include="..\..\..\..\src\stream.cpp" />
diff --git a/builds/msvc/vs2013/libzmq/libzmq.vcxproj.filters b/builds/msvc/vs2013/libzmq/libzmq.vcxproj.filters
index 8740348e..e9acdfc4 100644
--- a/builds/msvc/vs2013/libzmq/libzmq.vcxproj.filters
+++ b/builds/msvc/vs2013/libzmq/libzmq.vcxproj.filters
@@ -238,6 +238,9 @@
     <ClCompile Include="..\..\..\..\src\decoder_allocators.cpp">
       <Filter>src</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\..\src\socket_poller.cpp">
+      <Filter>src</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\..\include\zmq_utils.h">