diff --git a/include/libtorrent/storage.hpp b/include/libtorrent/storage.hpp
index b55d4167d..bd78b0ffa 100644
--- a/include/libtorrent/storage.hpp
+++ b/include/libtorrent/storage.hpp
@@ -40,6 +40,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #pragma warning(push, 1)
 #endif
 
+#include <boost/function.hpp>
 #include <boost/limits.hpp>
 #include <boost/thread.hpp>
 #include <boost/shared_ptr.hpp>