--- a/build/win32/libmspub.vcproj
+++ b/build/win32/libmspub.vcproj
@@ -42,7 +42,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="2"
 				InlineFunctionExpansion="1"
-				AdditionalIncludeDirectories="$(LIBWPD_INCLUDE_DIR),$(LIBWPG_INCLUDE_DIR),$(ZLIB_INCLUDE_DIR),$(ICU_INCLUDE_DIR)"
+				AdditionalIncludeDirectories="$(LIBWPD_INCLUDE_DIR),$(LIBWPG_INCLUDE_DIR),$(ZLIB_INCLUDE_DIR),$(BOOST_INCLUDE_DIR),$(ICU_INCLUDE_DIR)"
 				PreprocessorDefinitions="NDEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS"
 				StringPooling="true"
 				RuntimeLibrary="2"
@@ -116,7 +116,7 @@
 			<Tool
 				Name="VCCLCompilerTool"
 				Optimization="0"
-				AdditionalIncludeDirectories="$(LIBWPD_INCLUDE_DIR),$(LIBWPG_INCLUDE_DIR),$(ZLIB_INCLUDE_DIR),$(ICU_INCLUDE_DIR)"
+				AdditionalIncludeDirectories="$(LIBWPD_INCLUDE_DIR),$(LIBWPG_INCLUDE_DIR),$(ZLIB_INCLUDE_DIR),$(BOOST_INCLUDE_DIR),$(ICU_INCLUDE_DIR)"
 				PreprocessorDefinitions="_DEBUG;DEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
diff --git a/build/win32/libmspub.vcxproj b/build/win32/libmspub.vcxproj
index 1a3bae4..c233331 100644
--- a/build/win32/libmspub.vcxproj
+++ b/build/win32/libmspub.vcxproj
@@ -102,7 +102,7 @@
     <ClCompile>
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
-      <AdditionalIncludeDirectories>$(LIBWPD_INCLUDE_DIR);$(LIBWPG_INCLUDE_DIR);$(ZLIB_INCLUDE_DIR);$(ICU_INCLUDE_DIR);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(LIBWPD_INCLUDE_DIR);$(LIBWPG_INCLUDE_DIR);$(ZLIB_INCLUDE_DIR);$(BOOST_INCLUDE_DIR);$(ICU_INCLUDE_DIR);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>NDEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
@@ -132,7 +132,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
     <ClCompile>
       <Optimization>Disabled</Optimization>
-      <AdditionalIncludeDirectories>$(LIBWPD_INCLUDE_DIR);$(LIBWPG_INCLUDE_DIR);$(ZLIB_INCLUDE_DIR);$(ICU_INCLUDE_DIR);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>$(LIBWPD_INCLUDE_DIR);$(LIBWPG_INCLUDE_DIR);$(ZLIB_INCLUDE_DIR);$(BOOST_INCLUDE_DIR);$(ICU_INCLUDE_DIR);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions>_DEBUG;DEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>