diff --git a/libs/util/include/psemek/util/array.hpp b/libs/util/include/psemek/util/array.hpp
index 765bf304..70ef6bb7 100644
--- a/libs/util/include/psemek/util/array.hpp
+++ b/libs/util/include/psemek/util/array.hpp
@@ -451,7 +451,7 @@ namespace psemek::util
 
 			do
 			{
-				data[detail::index(i, dims)] = (*this)(i);
+				data[detail::index(i, dims)] = std::move((*this)(i));
 			} while (detail::next(i, min_dim));
 		}