diff --git a/winamp/in_vgmstream.vcxproj b/winamp/in_vgmstream.vcxproj
index 056dabcd..421edd04 100644
--- a/winamp/in_vgmstream.vcxproj
+++ b/winamp/in_vgmstream.vcxproj
@@ -18,7 +18,7 @@
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Label="Configuration">
     <ConfigurationType>DynamicLibrary</ConfigurationType>
-    <CharacterSet>Unicode</CharacterSet>
+    <CharacterSet>MultiByte</CharacterSet>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="PropertySheets">
@@ -52,7 +52,7 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
     <ClCompile>
       <AdditionalIncludeDirectories>$(VCmdAdditionalIncludeDirectories);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;$(VWmpPreprocessorDefinitions);%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;VGM_WINAMP_UNICODE;$(VWmpPreprocessorDefinitions);%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
     </ClCompile>
     <Link>