diff --git a/trunk/project/vc9/nvddsinfo/nvddsinfo.vcproj b/trunk/project/vc9/nvddsinfo/nvddsinfo.vcproj
index 7cf51f3..7c9b37f 100644
--- a/trunk/project/vc9/nvddsinfo/nvddsinfo.vcproj
+++ b/trunk/project/vc9/nvddsinfo/nvddsinfo.vcproj
@@ -251,6 +251,7 @@
 			IntermediateDirectory="$(ConfigurationName)\$(PlatformName)"
 			ConfigurationType="1"
 			InheritedPropertySheets="$(SolutionDir)\nvtt.vsprops"
+			WholeProgramOptimization="1"
 			>
 			<Tool
 				Name="VCPreBuildEventTool"