diff --git a/diskimg/diskimg.vcxproj b/diskimg/diskimg.vcxproj
index cf4d885..6cf1cc4 100644
--- a/diskimg/diskimg.vcxproj
+++ b/diskimg/diskimg.vcxproj
@@ -79,6 +79,7 @@
       <ImportLibrary>$(OutDir)$(TargetName).lib</ImportLibrary>
       <TargetMachine>MachineX86</TargetMachine>
       <ImageHasSafeExceptionHandlers />
+      <SubSystem>Windows</SubSystem>
     </Link>
     <Midl>
       <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -124,6 +125,7 @@
       <ImportLibrary>$(OutDir)$(TargetName).lib</ImportLibrary>
       <TargetMachine>MachineX86</TargetMachine>
       <ImageHasSafeExceptionHandlers />
+      <SubSystem>Windows</SubSystem>
     </Link>
     <Midl>
       <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>