diff --git a/mk/windoze/g3d_viewer.vcproj b/mk/windoze/g3d_viewer.vcproj
index a90cbf15e..59616b80f 100755
--- a/mk/windoze/g3d_viewer.vcproj
+++ b/mk/windoze/g3d_viewer.vcproj
@@ -122,7 +122,7 @@
 				StringPooling="true"
 				ExceptionHandling="2"
 				RuntimeLibrary="0"
-				EnableEnhancedInstructionSet="2"
+				EnableEnhancedInstructionSet="1"
 				UsePrecompiledHeader="0"
 				PrecompiledHeaderThrough=""
 				PrecompiledHeaderFile="c:\temp\release\$(TargetName).pch"
diff --git a/mk/windoze/glest_editor.vcproj b/mk/windoze/glest_editor.vcproj
index 5cd1dba93..b3fa1863b 100755
--- a/mk/windoze/glest_editor.vcproj
+++ b/mk/windoze/glest_editor.vcproj
@@ -122,7 +122,7 @@
 				StringPooling="true"
 				ExceptionHandling="2"
 				RuntimeLibrary="0"
-				EnableEnhancedInstructionSet="2"
+				EnableEnhancedInstructionSet="1"
 				UsePrecompiledHeader="0"
 				PrecompiledHeaderThrough=""
 				PrecompiledHeaderFile="c:\temp\release\$(TargetName).pch"
diff --git a/mk/windoze/glest_game.vcproj b/mk/windoze/glest_game.vcproj
index eebaee8a2..afe05bffe 100755
--- a/mk/windoze/glest_game.vcproj
+++ b/mk/windoze/glest_game.vcproj
@@ -143,7 +143,7 @@
 				ExceptionHandling="2"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
-				EnableEnhancedInstructionSet="2"
+				EnableEnhancedInstructionSet="1"
 				FloatingPointModel="0"
 				ProgramDataBaseFileName="$(IntDir)\$(ProjectName).pdb"
 				WarningLevel="2"
diff --git a/mk/windoze/libstreflop.vcproj b/mk/windoze/libstreflop.vcproj
index 429ebc3d0..a7d89df4b 100644
--- a/mk/windoze/libstreflop.vcproj
+++ b/mk/windoze/libstreflop.vcproj
@@ -114,7 +114,7 @@
 				ExceptionHandling="2"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
-				EnableEnhancedInstructionSet="2"
+				EnableEnhancedInstructionSet="1"
 				FloatingPointModel="0"
 				RuntimeTypeInfo="true"
 				ProgramDataBaseFileName="$(IntDir)\$(ProjectName).pdb"
diff --git a/mk/windoze/shared_lib.vcproj b/mk/windoze/shared_lib.vcproj
index 5ed3bc7d9..d8854bbee 100755
--- a/mk/windoze/shared_lib.vcproj
+++ b/mk/windoze/shared_lib.vcproj
@@ -40,7 +40,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="../../../deps/include/lua;../../../deps/include;../../source/shared_lib/include;../../source/shared_lib/include/graphics;../../source/shared_lib/include/graphics/gl;../../source/shared_lib/include/platform;../../source/shared_lib/include/platform/win32;../../source/shared_lib/include/sound;../../source/shared_lib/include/sound/ds8;../../source/shared_lib/include/util;../../source/shared_lib/include/lua;../../source/shared_lib/include/xml;../../source/win32_deps/include;&quot;../../source/win32_deps/xerces-c-3.0.1/src&quot;;&quot;../../source/win32_deps/xerces-c-3.0.1/src/xercesc/xinclude&quot;;../../source/win32_deps/libpng141;&quot;../../source/win32_deps/jpeg-8a&quot;;&quot;../../source/win32_deps/SDL-1.2.14/include&quot;;../../source/shared_lib/include/platform/sdl;&quot;../../source/win32_deps/openal-soft-1.12.854/include&quot;;../../source/shared_lib/include/sound/openal;../../source/shared_lib/include/platform/posix;../../source/shared_lib/include/streflop;../../source/shared_lib/include/streflop/libm_flt32_source;../../source/shared_lib/include/platform/common;&quot;../../source/win32_deps/curl-7.20.1/include&quot;"
+				AdditionalIncludeDirectories="../../../deps/include/lua;../../../deps/include;../../source/shared_lib/include;../../source/shared_lib/include/graphics;../../source/shared_lib/include/graphics/gl;../../source/shared_lib/include/platform;../../source/shared_lib/include/platform/win32;../../source/shared_lib/include/sound;../../source/shared_lib/include/sound/ds8;../../source/shared_lib/include/util;../../source/shared_lib/include/lua;../../source/shared_lib/include/xml;../../source/win32_deps/include;&quot;../../source/win32_deps/xerces-c-3.0.1/src&quot;;&quot;../../source/win32_deps/xerces-c-3.0.1/src/xercesc/xinclude&quot;;../../source/win32_deps/lpng141;&quot;../../source/win32_deps/jpeg-8a&quot;;&quot;../../source/win32_deps/SDL-1.2.14/include&quot;;../../source/shared_lib/include/platform/sdl;&quot;../../source/win32_deps/openal-soft-1.12.854/include&quot;;../../source/shared_lib/include/sound/openal;../../source/shared_lib/include/platform/posix;../../source/shared_lib/include/streflop;../../source/shared_lib/include/streflop/libm_flt32_source;../../source/shared_lib/include/platform/common;&quot;../../source/win32_deps/curl-7.20.1/include&quot;"
 				PreprocessorDefinitions="WIN32;_DEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;USE_PCH=1;USE_STREFLOP;STREFLOP_SSE;STREFLOP_RANDOM_GEN_SIZE=32;LIBM_COMPILING_FLT32;CURL_STATICLIB"
 				StringPooling="true"
 				MinimalRebuild="true"
@@ -119,13 +119,13 @@
 				EnableIntrinsicFunctions="true"
 				FavorSizeOrSpeed="1"
 				WholeProgramOptimization="false"
-				AdditionalIncludeDirectories="../../../deps/include/lua;../../../deps/include;../../source/shared_lib/include;../../source/shared_lib/include/graphics;../../source/shared_lib/include/graphics/gl;../../source/shared_lib/include/platform;../../source/shared_lib/include/platform/win32;../../source/shared_lib/include/sound;../../source/shared_lib/include/sound/ds8;../../source/shared_lib/include/util;../../source/shared_lib/include/lua;../../source/shared_lib/include/xml;../../source/win32_deps/include;&quot;../../source/win32_deps/xerces-c-3.0.1/src&quot;;&quot;../../source/win32_deps/xerces-c-3.0.1/src/xercesc/xinclude&quot;;../../source/win32_deps/libpng141;&quot;../../source/win32_deps/jpeg-8a&quot;;&quot;../../source/win32_deps/SDL-1.2.14/include&quot;;../../source/shared_lib/include/platform/sdl;&quot;../../source/win32_deps/openal-soft-1.12.854/include&quot;;../../source/shared_lib/include/sound/openal;../../source/shared_lib/include/platform/posix;../../source/shared_lib/include/streflop;../../source/shared_lib/include/streflop/libm_flt32_source;../../source/shared_lib/include/platform/common;&quot;../../source/win32_deps/curl-7.20.1/include&quot;"
+				AdditionalIncludeDirectories="../../../deps/include/lua;../../../deps/include;../../source/shared_lib/include;../../source/shared_lib/include/graphics;../../source/shared_lib/include/graphics/gl;../../source/shared_lib/include/platform;../../source/shared_lib/include/platform/win32;../../source/shared_lib/include/sound;../../source/shared_lib/include/sound/ds8;../../source/shared_lib/include/util;../../source/shared_lib/include/lua;../../source/shared_lib/include/xml;../../source/win32_deps/include;&quot;../../source/win32_deps/xerces-c-3.0.1/src&quot;;&quot;../../source/win32_deps/xerces-c-3.0.1/src/xercesc/xinclude&quot;;../../source/win32_deps/lpng141;&quot;../../source/win32_deps/jpeg-8a&quot;;&quot;../../source/win32_deps/SDL-1.2.14/include&quot;;../../source/shared_lib/include/platform/sdl;&quot;../../source/win32_deps/openal-soft-1.12.854/include&quot;;../../source/shared_lib/include/sound/openal;../../source/shared_lib/include/platform/posix;../../source/shared_lib/include/streflop;../../source/shared_lib/include/streflop/libm_flt32_source;../../source/shared_lib/include/platform/common;&quot;../../source/win32_deps/curl-7.20.1/include&quot;"
 				PreprocessorDefinitions="WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;USE_PCH=1;USE_STREFLOP;STREFLOP_SSE;STREFLOP_RANDOM_GEN_SIZE=32;LIBM_COMPILING_FLT32;CURL_STATICLIB"
 				StringPooling="true"
 				ExceptionHandling="2"
 				RuntimeLibrary="0"
 				EnableFunctionLevelLinking="true"
-				EnableEnhancedInstructionSet="2"
+				EnableEnhancedInstructionSet="1"
 				FloatingPointModel="0"
 				RuntimeTypeInfo="true"
 				ProgramDataBaseFileName="$(IntDir)\$(ProjectName).pdb"
@@ -195,7 +195,7 @@
 				EnableIntrinsicFunctions="true"
 				FavorSizeOrSpeed="1"
 				WholeProgramOptimization="false"
-				AdditionalIncludeDirectories="../../../deps/include/lua;../../../deps/include;../../source/shared_lib/include;../../source/shared_lib/include/graphics;../../source/shared_lib/include/graphics/gl;../../source/shared_lib/include/platform;../../source/shared_lib/include/platform/win32;../../source/shared_lib/include/sound;../../source/shared_lib/include/sound/ds8;../../source/shared_lib/include/util;../../source/shared_lib/include/lua;../../source/shared_lib/include/xml;../../source/win32_deps/include;&quot;../../source/win32_deps/xerces-c-3.0.1/src&quot;;&quot;../../source/win32_deps/xerces-c-3.0.1/src/xercesc/xinclude&quot;;../../source/win32_deps/libpng141;&quot;../../source/win32_deps/jpeg-8a&quot;;&quot;../../source/win32_deps/SDL-1.2.14/include&quot;;../../source/shared_lib/include/platform/sdl;&quot;../../source/win32_deps/openal-soft-1.12.854/include&quot;;../../source/shared_lib/include/sound/openal;../../source/shared_lib/include/platform/posix;../../source/shared_lib/include/streflop;../../source/shared_lib/include/streflop/libm_flt32_source;../../source/shared_lib/include/platform/common;&quot;../../source/win32_deps/curl-7.20.1/include&quot;"
+				AdditionalIncludeDirectories="../../../deps/include/lua;../../../deps/include;../../source/shared_lib/include;../../source/shared_lib/include/graphics;../../source/shared_lib/include/graphics/gl;../../source/shared_lib/include/platform;../../source/shared_lib/include/platform/win32;../../source/shared_lib/include/sound;../../source/shared_lib/include/sound/ds8;../../source/shared_lib/include/util;../../source/shared_lib/include/lua;../../source/shared_lib/include/xml;../../source/win32_deps/include;&quot;../../source/win32_deps/xerces-c-3.0.1/src&quot;;&quot;../../source/win32_deps/xerces-c-3.0.1/src/xercesc/xinclude&quot;;../../source/win32_deps/lpng141;&quot;../../source/win32_deps/jpeg-8a&quot;;&quot;../../source/win32_deps/SDL-1.2.14/include&quot;;../../source/shared_lib/include/platform/sdl;&quot;../../source/win32_deps/openal-soft-1.12.854/include&quot;;../../source/shared_lib/include/sound/openal;../../source/shared_lib/include/platform/posix;../../source/shared_lib/include/streflop;../../source/shared_lib/include/streflop/libm_flt32_source;../../source/shared_lib/include/platform/common;&quot;../../source/win32_deps/curl-7.20.1/include&quot;"
 				PreprocessorDefinitions="WIN32;NDEBUG;_LIB;_CRT_SECURE_NO_WARNINGS;USE_PCH=1;STREFLOP_SSE;STREFLOP_RANDOM_GEN_SIZE=32;LIBM_COMPILING_FLT32;CURL_STATICLIB"
 				StringPooling="true"
 				ExceptionHandling="2"