diff --git a/builds/msvc/properties/Common.props b/builds/msvc/properties/Common.props
index e1af65cac..1b31d765d 100644
--- a/builds/msvc/properties/Common.props
+++ b/builds/msvc/properties/Common.props
@@ -27,7 +27,7 @@
 
       <!-- Language -->
       <!-- /Zc is conformance mode. -->
-      <AdditionalOptions>/Zc:__cplusplus %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions>/Zc:__cplusplus /Zc:preprocessor %(AdditionalOptions)</AdditionalOptions>
       <EnforceTypeConversionRules>true</EnforceTypeConversionRules>
       <RuntimeTypeInfo>true</RuntimeTypeInfo>
       <OpenMPSupport>false</OpenMPSupport>