diff --git a/Source/cmVisualStudio10TargetGenerator.cxx b/Source/cmVisualStudio10TargetGenerator.cxx
index c62cc61f6..d28969580 100644
--- a/Source/cmVisualStudio10TargetGenerator.cxx
+++ b/Source/cmVisualStudio10TargetGenerator.cxx
@@ -1205,6 +1205,7 @@ bool cmVisualStudio10TargetGenerator::ComputeClOptions(
   // Get preprocessor definitions for this directory.
   std::string defineFlags = this->Target->GetMakefile()->GetDefineFlags();
   clOptions.FixExceptionHandlingDefault();
+  clOptions.AddFlag("PrecompiledHeader", "NotUsing");
   clOptions.Parse(flags.c_str());
   clOptions.Parse(defineFlags.c_str());
   clOptions.AddDefines