diff --git a/lib/isc/include/isc/task.h b/lib/isc/include/isc/task.h
index ef6aba7961..4524535667 100644
--- a/lib/isc/include/isc/task.h
+++ b/lib/isc/include/isc/task.h
@@ -433,7 +433,7 @@ isc_task_destroy(isc_task_t **taskp);
  *
  *	This call is equivalent to:
  *
- *		isc_task_shutodown(*taskp);
+ *		isc_task_shutdown(*taskp);
  *		isc_task_detach(taskp);
  *
  * Requires: