Generate GUID for VS2010 apps
diff --git a/visualc/VS2010/dh_genprime.vcxproj b/visualc/VS2010/dh_genprime.vcxproj
index 9ea6aef..b052b3a 100644
--- a/visualc/VS2010/dh_genprime.vcxproj
+++ b/visualc/VS2010/dh_genprime.vcxproj
@@ -27,7 +27,7 @@
     </ProjectReference>

   </ItemGroup>

   <PropertyGroup Label="Globals">

-    <ProjectGuid>{54880004-9AA2-434D-A2F0-7F59D6F1536A}</ProjectGuid>

+    <ProjectGuid>{8972AF2C-6333-2827-F75D-3BAC5E07915A}</ProjectGuid>

     <Keyword>Win32Proj</Keyword>

     <RootNamespace>dh_genprime</RootNamespace>

   </PropertyGroup>