diff --git a/Install/Windows/glslangValidator.exe b/Install/Windows/glslangValidator.exe
index a36f637e..f3ee9f39 100644
Binary files a/Install/Windows/glslangValidator.exe and b/Install/Windows/glslangValidator.exe differ
diff --git a/StandAlone.vcxproj b/StandAlone.vcxproj
index e67517f3..c96f4b41 100644
--- a/StandAlone.vcxproj
+++ b/StandAlone.vcxproj
@@ -19,12 +19,12 @@
     <ConfigurationType>Application</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
     <CharacterSet>MultiByte</CharacterSet>
-    <PlatformToolset>v110</PlatformToolset>
+    <PlatformToolset>v110_xp</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <CharacterSet>MultiByte</CharacterSet>
-    <PlatformToolset>v110</PlatformToolset>
+    <PlatformToolset>v110_xp</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/glslang.vcxproj b/glslang.vcxproj
index fc8618bb..a95ec887 100644
--- a/glslang.vcxproj
+++ b/glslang.vcxproj
@@ -19,12 +19,12 @@
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <UseOfMfc>false</UseOfMfc>
     <CharacterSet>MultiByte</CharacterSet>
-    <PlatformToolset>v110</PlatformToolset>
+    <PlatformToolset>v110_xp</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>StaticLibrary</ConfigurationType>
     <CharacterSet>MultiByte</CharacterSet>
-    <PlatformToolset>v110</PlatformToolset>
+    <PlatformToolset>v110_xp</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
diff --git a/glslang/Include/revision.h b/glslang/Include/revision.h
index 408c6211..5e9835ab 100644
--- a/glslang/Include/revision.h
+++ b/glslang/Include/revision.h
@@ -9,5 +9,5 @@
 // source have to figure out how to create revision.h just to get a build
 // going.  However, if it is not updated, it can be a version behind.
 
-#define GLSLANG_REVISION "24957"
-#define GLSLANG_DATE     "2014/01/22 16:23:19"
+#define GLSLANG_REVISION "24959"
+#define GLSLANG_DATE     "2014/01/22 16:37:55"