diff --git a/yamlcpp.vcproj b/yamlcpp.vcproj
index 9e4fac3..ee5923c 100644
--- a/yamlcpp.vcproj
+++ b/yamlcpp.vcproj
@@ -48,7 +48,7 @@
 				RuntimeLibrary="3"
 				UsePrecompiledHeader="0"
 				WarningLevel="3"
-				DebugInformationFormat="4"
+				DebugInformationFormat="3"
 			/>
 			<Tool
 				Name="VCManagedResourceCompilerTool"