diff --git a/desmume/src/frontend/windows/DeSmuME.vcxproj b/desmume/src/frontend/windows/DeSmuME.vcxproj
index d4d430baa..160dee744 100644
--- a/desmume/src/frontend/windows/DeSmuME.vcxproj
+++ b/desmume/src/frontend/windows/DeSmuME.vcxproj
@@ -39,6 +39,7 @@
     <ProjectGuid>{9F5F72A1-D3A5-4918-B460-E076B16D10A9}</ProjectGuid>
     <RootNamespace>DeSmuME</RootNamespace>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
+    <PreferredToolArchitecture>x64</PreferredToolArchitecture>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <!-- desmume customization: set PlatformToolset to an uptodate choice for vs2015 and leave it to the default vs2010 toolset for vs2010 -->