diff --git a/Source/cmVisualStudio10TargetGenerator.cxx b/Source/cmVisualStudio10TargetGenerator.cxx
index b91ae11d14..92403e35b8 100644
--- a/Source/cmVisualStudio10TargetGenerator.cxx
+++ b/Source/cmVisualStudio10TargetGenerator.cxx
@@ -2849,7 +2849,7 @@ void cmVisualStudio10TargetGenerator::WriteProjectReferences()
     = this->GlobalGenerator->GetTargetDirectDepends(this->GeneratorTarget);
   typedef cmGlobalVisualStudioGenerator::OrderedTargetDependSet
     OrderedTargetDependSet;
-  OrderedTargetDependSet depends(unordered, std::string());
+  OrderedTargetDependSet depends(unordered, CMAKE_CHECK_BUILD_SYSTEM_TARGET);
   this->WriteString("<ItemGroup>\n", 1);
   for( OrderedTargetDependSet::const_iterator i = depends.begin();
        i != depends.end(); ++i)