diff --git a/CredWrite/StdAfx.h b/CredWrite/StdAfx.h
index 537f298..5b7dc63 100644
--- a/CredWrite/StdAfx.h
+++ b/CredWrite/StdAfx.h
@@ -29,6 +29,7 @@
 
 #include <Windows.h>
 #include <eaptypes.h> // Must include after <Windows.h>
+#include <shellapi.h>
 #include <tchar.h>
 
 #include <memory>
diff --git a/MsiUseFeature/StdAfx.h b/MsiUseFeature/StdAfx.h
index 1f4453d..f9996e8 100644
--- a/MsiUseFeature/StdAfx.h
+++ b/MsiUseFeature/StdAfx.h
@@ -27,6 +27,7 @@
 
 #include <Windows.h>
 #include <Msi.h>
+#include <shellapi.h>
 #include <tchar.h>
 
 #include <memory>
diff --git a/WLANManager/StdAfx.h b/WLANManager/StdAfx.h
index bff2585..116ed83 100644
--- a/WLANManager/StdAfx.h
+++ b/WLANManager/StdAfx.h
@@ -29,6 +29,7 @@
 #include <Windows.h>
 #include <CommCtrl.h>
 #include <devguid.h>
+#include <shellapi.h>
 #include <tchar.h>
 
 #include <memory>
diff --git a/include/Common.props b/include/Common.props
index fc71435..b945d22 100644
--- a/include/Common.props
+++ b/include/Common.props
@@ -33,7 +33,7 @@
   <ItemDefinitionGroup>
     <ClCompile>
       <WarningLevel>Level4</WarningLevel>
-      <PreprocessorDefinitions>_WIN32_WINNT=0x0600;ISOLATION_AWARE_ENABLED=1;SECURITY_WIN32;CERT_CHAIN_PARA_HAS_EXTRA_FIELDS;EAP_TLS=1;wxMSVC_VERSION=$(PlatformToolsetVersion);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_WIN32_WINNT=0x0600;ISOLATION_AWARE_ENABLED=1;SECURITY_WIN32;CERT_CHAIN_PARA_HAS_EXTRA_FIELDS;EAP_TLS=1;wxMSVC_VERSION=$(PlatformToolsetVersion);WIN32_LEAN_AND_MEAN;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>StdAfx.h</PrecompiledHeaderFile>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>