diff --git a/include/libtorrent/aux_/heterogeneous_queue.hpp b/include/libtorrent/aux_/heterogeneous_queue.hpp
index b3bc99952eb..760c73d876f 100644
--- a/include/libtorrent/aux_/heterogeneous_queue.hpp
+++ b/include/libtorrent/aux_/heterogeneous_queue.hpp
@@ -39,6 +39,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #include <cstdlib> // for malloc
 #include <type_traits>
 #include <memory>
+#include <algorithm>
 
 #include "libtorrent/assert.hpp"
 #include "libtorrent/aux_/throw.hpp"