diff --git a/src/memory.h b/src/memory.h
new file mode 100644
index 00000000..cd8878af
--- /dev/null
+++ b/src/memory.h
@@ -0,0 +1,7 @@
+#ifndef MEMORY_H_
+#define MEMORY_H_
+
+#include <boost/shared_ptr.hpp>
+using boost::shared_ptr;
+
+#endif