diff --git a/src/Globals.h b/src/Globals.h
index 2e7e0c9cf..93baf69ea 100644
--- a/src/Globals.h
+++ b/src/Globals.h
@@ -270,11 +270,15 @@ template class SizeChecker<UInt16, 2>;
 // Allow both Older versions of MSVC and newer versions of everything use a shared_ptr:
 // Note that we cannot typedef, because C++ doesn't allow (partial) templates to be typedeffed.
 #if (defined(_MSC_VER) && (_MSC_VER < 1600))
-	// MSVC before 2010 doesn't have std::shared_ptr, but has std::tr1::shared_ptr
+	// MSVC before 2010 doesn't have std::shared_ptr, but has std::tr1::shared_ptr, defined in <memory> included earlier
 	#define SharedPtr std::tr1::shared_ptr
-#else
-	// All others have std::shared ptr
+#elif (__cplusplus > 201103L)
+	// C++11 has std::shared_ptr in <memory>, included earlier
 	#define SharedPtr std::shared_ptr
+#else
+	// C++03 has std::tr1::shared_ptr in <tr1/memory>
+	#include <tr1/memory>
+	#define SharedPtr std::tr1::shared_ptr
 #endif