diff --git a/src/Magnum/Math/Functions.h b/src/Magnum/Math/Functions.h
index d64e17652..9c1b1f3c2 100644
--- a/src/Magnum/Math/Functions.h
+++ b/src/Magnum/Math/Functions.h
@@ -30,6 +30,7 @@
  */
 
 #include <cmath>
+#include <cstdlib> /* std::div() */
 #include <type_traits>
 #include <utility>
 #include <Corrade/Containers/ArrayView.h>