diff --git a/PCbuild/pythoncore.vcproj b/PCbuild/pythoncore.vcproj
index 3f3e3c04e2a..a1bb0eda235 100644
--- a/PCbuild/pythoncore.vcproj
+++ b/PCbuild/pythoncore.vcproj
@@ -211,7 +211,7 @@
 			ATLMinimizesCRunTimeLibraryUsage="FALSE">
 			<Tool
 				Name="VCCLCompilerTool"
-				AdditionalOptions="/Zm200  /USECL:MS_OPTERON /VSEXTCOMP_VERBOSE"
+				AdditionalOptions="/Zm200  /USECL:MS_OPTERON"
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="{MSSDKPATH}\include\Win64\atl\amd64;{MSSDKPATH}\include\Win64\crt\amd64;{MSSDKPATH}\include\Win64\crt\amd64\sys;{MSSDKPATH}\include\Win64\mfc\amd64;..\Include,..\PC"