diff --git a/include/libtorrent/bitfield.hpp b/include/libtorrent/bitfield.hpp
index 9ae58634d..a72ef2dc8 100644
--- a/include/libtorrent/bitfield.hpp
+++ b/include/libtorrent/bitfield.hpp
@@ -38,6 +38,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #include <cstring> // for memset and memcpy
 #include <cstdlib> // for malloc, free and realloc
 #include <boost/cstdint.hpp> // uint32_t
+#include <algorithm> // for min()
 
 namespace libtorrent
 {