diff --git a/LameXP_VS2013.vcxproj b/LameXP_VS2013.vcxproj
index 485da211..ecac2bde 100644
--- a/LameXP_VS2013.vcxproj
+++ b/LameXP_VS2013.vcxproj
@@ -90,7 +90,7 @@
       <OpenMPSupport>false</OpenMPSupport>
     </ClCompile>
     <Link>
-      <AdditionalOptions>"/MANIFESTDEPENDENCY:type=%27win32%27 name=%27Microsoft.Windows.Common-Controls%27 version=%276.0.0.0%27 publicKeyToken=%276595b64144ccf1df%27 language=%27*%27 processorArchitecture=%27*%27" %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>"/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" %(AdditionalOptions)</AdditionalOptions>
       <AdditionalDependencies>QtCored4.lib;QtGuid4.lib;Winmm.lib;Shlwapi.lib;Sensapi.lib;PowrProf.lib;psapi.lib;QKeccakHash_VS2013.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <AdditionalLibraryDirectories>$(QTDIR)\lib;$(QTDIR)\plugins\imageformats;$(SolutionDir)\etc\Prerequisites\VisualLeakDetector\lib\Win32;$(SolutionDir)\etc\Prerequisites\keccak\lib\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
       <GenerateDebugInformation>true</GenerateDebugInformation>
@@ -154,7 +154,7 @@ copy /Y "$(SolutionDir)\etc\Prerequisites\VisualLeakDetector\bin\Win32\*.manifes
       <ProgramDataBaseFileName />
     </ClCompile>
     <Link>
-      <AdditionalOptions>"/MANIFESTDEPENDENCY:type=%27win32%27 name=%27Microsoft.Windows.Common-Controls%27 version=%276.0.0.0%27 publicKeyToken=%276595b64144ccf1df%27 language=%27*%27 processorArchitecture=%27*%27" %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>"/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" %(AdditionalOptions)</AdditionalOptions>
       <AdditionalDependencies>QtCore4.lib;QtGui4.lib;Winmm.lib;Shlwapi.lib;Sensapi.lib;PowrProf.lib;psapi.lib;QKeccakHash_VS2013.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ShowProgress>LinkVerboseLib</ShowProgress>
       <Version>
@@ -234,10 +234,10 @@ del "$(TargetDir)imageformats\q???d4.dll"
       <ProgramDataBaseFileName />
     </ClCompile>
     <Link>
-      <AdditionalOptions>"/MANIFESTDEPENDENCY:type=%27win32%27 name=%27Microsoft.Windows.Common-Controls%27 version=%276.0.0.0%27 publicKeyToken=%276595b64144ccf1df%27 language=%27*%27 processorArchitecture=%27*%27" %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>"/MANIFESTDEPENDENCY:type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' publicKeyToken='6595b64144ccf1df' language='*' processorArchitecture='*'" %(AdditionalOptions)</AdditionalOptions>
       <AdditionalDependencies>QtCore.lib;QtGui.lib;QtSvg.lib;qtmain.lib;qsvg.lib;qico.lib;qtga.lib;Winmm.lib;imm32.lib;ws2_32.lib;Shlwapi.lib;Sensapi.lib;PowrProf.lib;psapi.lib;QKeccakHash_VS2013.lib;EncodePointer.lib;%(AdditionalDependencies)</AdditionalDependencies>
       <ShowProgress>LinkVerboseLib</ShowProgress>
-      <AdditionalLibraryDirectories>$(SolutionDir)\etc\Prerequisites\qt4_static.VS2013\lib;$(SolutionDir)\etc\Prerequisites\qt4_static.VS2013\plugins\imageformats;$(SolutionDir)\etc\Prerequisites\EncodePointer\lib;$(SolutionDir)\etc\Prerequisites\VisualLeakDetector\lib\Win32;$(SolutionDir)\etc\Prerequisites\keccak\lib\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalLibraryDirectories>$(SolutionDir)\etc\Prerequisites\qt4_static\lib;$(SolutionDir)\etc\Prerequisites\qt4_static\plugins\imageformats;$(SolutionDir)\etc\Prerequisites\EncodePointer\lib;$(SolutionDir)\etc\Prerequisites\VisualLeakDetector\lib\Win32;$(SolutionDir)\etc\Prerequisites\keccak\lib\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
       <IgnoreSpecificDefaultLibraries>%(IgnoreSpecificDefaultLibraries)</IgnoreSpecificDefaultLibraries>
       <GenerateDebugInformation>false</GenerateDebugInformation>
       <AssemblyDebug>
diff --git a/doc/Changelog.html b/doc/Changelog.html
index 21506160..62ea9446 100644
--- a/doc/Changelog.html
+++ b/doc/Changelog.html
@@ -18,6 +18,8 @@ a:visited { color: #0000EE; }
 <h3>LameXP - Version History</h3><br>
 
 <a name="4.10"></a>Changes between v4.09 and v4.10 [<font color="darkred">unreleased</font>]:<br><ul>
+<li>Upgraded build environment to Microsoft Visual Studio 2013 with Update-1
+<li>Updated Qt runtime libraries to v4.8.6 (2014-04-25), compiled with MSVC 12.0
 <li>Updated Opus libraries v1.1.x and Opus-Tools v0.1.8 to latest Git Master (2014-04-13)
 <li>Updated MediaInfo to v0.7.68 (2014-04-08), compiled with ICL 14.0 and MSVC 12.0
 <li>Updated mpg123 decoder to v1.19.0 (2014-03-08), compiled with GCC 4.8.2
diff --git a/src/Config.h b/src/Config.h
index 06db5aac..90029040 100644
--- a/src/Config.h
+++ b/src/Config.h
@@ -33,9 +33,9 @@
 #define VER_LAMEXP_MAJOR					4
 #define VER_LAMEXP_MINOR_HI					1
 #define VER_LAMEXP_MINOR_LO					0
-#define VER_LAMEXP_TYPE						Alpha
-#define VER_LAMEXP_PATCH					3
-#define VER_LAMEXP_BUILD					1535
+#define VER_LAMEXP_TYPE						Beta
+#define VER_LAMEXP_PATCH					1
+#define VER_LAMEXP_BUILD					1540
 #define VER_LAMEXP_CONFG					1528
 
 ///////////////////////////////////////////////////////////////////////////////