diff --git a/scintilla/win32/SciLexer.vcxproj b/scintilla/win32/SciLexer.vcxproj
index a151c02d..7a8d385f 100644
--- a/scintilla/win32/SciLexer.vcxproj
+++ b/scintilla/win32/SciLexer.vcxproj
@@ -1,20 +1,20 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
-    <ProjectConfiguration Include="Debug|Win32">
-      <Configuration>Debug</Configuration>
+    <ProjectConfiguration Include="Unicode Debug|Win32">
+      <Configuration>Unicode Debug</Configuration>
       <Platform>Win32</Platform>
     </ProjectConfiguration>
-    <ProjectConfiguration Include="Debug|x64">
-      <Configuration>Debug</Configuration>
+    <ProjectConfiguration Include="Unicode Debug|x64">
+      <Configuration>Unicode Debug</Configuration>
       <Platform>x64</Platform>
     </ProjectConfiguration>
-    <ProjectConfiguration Include="Release|Win32">
-      <Configuration>Release</Configuration>
+    <ProjectConfiguration Include="Unicode Release|Win32">
+      <Configuration>Unicode Release</Configuration>
       <Platform>Win32</Platform>
     </ProjectConfiguration>
-    <ProjectConfiguration Include="Release|x64">
-      <Configuration>Release</Configuration>
+    <ProjectConfiguration Include="Unicode Release|x64">
+      <Configuration>Unicode Release</Configuration>
       <Platform>x64</Platform>
     </ProjectConfiguration>
   </ItemGroup>
@@ -27,19 +27,19 @@
   <PropertyGroup>
     <ConfigurationType>DynamicLibrary</ConfigurationType>
     <CharacterSet>Unicode</CharacterSet>
-    <PlatformToolset>v120</PlatformToolset>
+    <PlatformToolset>v120_xp</PlatformToolset>
   </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Debug|Win32'" Label="Configuration">
     <UseDebugLibraries>true</UseDebugLibraries>
   </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Debug|x64'" Label="Configuration">
     <UseDebugLibraries>true</UseDebugLibraries>
   </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Release|Win32'" Label="Configuration">
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Release|x64'" Label="Configuration">
     <UseDebugLibraries>false</UseDebugLibraries>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
@@ -56,7 +56,7 @@
   <ItemDefinitionGroup>
     <ClCompile>
       <WarningLevel>Level4</WarningLevel>
-      <PreprocessorDefinitions>WIN32;SCI_LEXER;_CRT_SECURE_NO_DEPRECATE;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;SCI_LEXER;_CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES;_CRT_SECURE_NO_DEPRECATE;_WINDOWS;_USRDLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>..\include;..\src;..\lexlib;</AdditionalIncludeDirectories>
       <BrowseInformation>true</BrowseInformation>
       <MultiProcessorCompilation>true</MultiProcessorCompilation>
@@ -69,7 +69,7 @@
       <AdditionalDependencies>imm32.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Debug|Win32'">
     <ClCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
@@ -77,7 +77,7 @@
       <LinkTimeCodeGeneration>Default</LinkTimeCodeGeneration>
     </Link>
   </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Debug|x64'">
     <ClCompile>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
@@ -85,7 +85,7 @@
       <LinkTimeCodeGeneration>Default</LinkTimeCodeGeneration>
     </Link>
   </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Release|Win32'">
     <ClCompile>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
@@ -96,7 +96,7 @@
       <OptimizeReferences>true</OptimizeReferences>
     </Link>
   </ItemDefinitionGroup>
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Unicode Release|x64'">
     <ClCompile>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>