diff --git a/Descriptors/DescriptionFactory.h b/Descriptors/DescriptionFactory.h
index 151802de8..e04551e0d 100644
--- a/Descriptors/DescriptionFactory.h
+++ b/Descriptors/DescriptionFactory.h
@@ -40,6 +40,7 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <osrm/Coordinate.h>
 
 #include <limits>
+#include <numeric>
 #include <vector>
 
 struct PathData;
@@ -70,8 +71,8 @@ class DescriptionFactory
         void BuildDurationAndLengthStrings(const double raw_distance, const unsigned raw_duration)
         {
             // compute distance/duration for route summary
-            distance = static_cast<unsigned>(round(raw_distance));
-            duration = static_cast<unsigned>(round(raw_duration / 10.));
+            distance = static_cast<unsigned>(std::round(raw_distance));
+            duration = static_cast<unsigned>(std::round(raw_duration / 10.));
         }
     } summary;