doc/doxygen: typo

doc/doxygen/chapters/api/codelet_and_tasks.doxy

@@ -325,7 +325,7 @@ purposes.
 This field has been made deprecated. One should use instead the
 field starpu_task::handles to specify the data handles accessed
 by the task. The access modes are now defined in the field
-starpu_codelet::mode.
+starpu_codelet::modes.
 \var starpu_task::handles
 Is an array of ::starpu_data_handle_t. It specifies the handles to the
 different pieces of data accessed by the task. The number of entries