diff --git a/tools/msvs/msi/nodemsi.wixproj b/tools/msvs/msi/nodemsi.wixproj
index 891291d196..1059bccb22 100644
--- a/tools/msvs/msi/nodemsi.wixproj
+++ b/tools/msvs/msi/nodemsi.wixproj
@@ -58,11 +58,11 @@
   </ItemGroup>
   <Import Project="$(WixTargetsPath)" />
   <Target Name="BeforeBuild">
-    <HeatDirectory ToolPath="$(WixToolPath)" Directory="..\..\..\deps\npm" PreprocessorVariable="var.NpmSourceDir" DirectoryRefId="NodeModulesFolder" ComponentGroupName="NpmSourceFiles" GenerateGuidsNow="true" SuppressFragments="false" OutputFile="..\..\..\npm.wxs">
+    <HeatDirectory ToolPath="$(WixToolPath)" Directory="..\..\..\deps\npm" PreprocessorVariable="var.NpmSourceDir" DirectoryRefId="NodeModulesFolder" ComponentGroupName="NpmSourceFiles" GenerateGuidsNow="true" SuppressFragments="false" OutputFile="..\..\..\npm.wxs" RunAsSeparateProcess="true">
     </HeatDirectory>
   </Target>
   <PropertyGroup>
     <PostBuildEvent>move "!(TargetPath)" "$(TargetDir)\$(TargetFileName)"
 move "!(TargetPdbPath)" "$(TargetDir)\$(TargetPdbName)"</PostBuildEvent>
   </PropertyGroup>
-</Project>
\ No newline at end of file
+</Project>