diff --git a/src/timeseries/timeseries.hpp b/src/timeseries/timeseries.hpp
index 565eb056..e8608dcb 100644
--- a/src/timeseries/timeseries.hpp
+++ b/src/timeseries/timeseries.hpp
@@ -35,6 +35,7 @@
 #include <boost/date_time/posix_time/posix_time.hpp> // for boost::posix
 
 #include <boost/variant.hpp>
+#include <boost/make_shared.hpp>
 #include <boost/lexical_cast.hpp>
 #include <boost/iterator/iterator_facade.hpp>
 #include <boost/utility.hpp>