diff --git a/include/types/task.h b/include/types/task.h
index 5f7ae61..6ca9767 100644
--- a/include/types/task.h
+++ b/include/types/task.h
@@ -36,6 +36,7 @@
 #define TASK_QUEUED       0x0004  /* The task has been (re-)added to the run queue */
 #define TASK_SHARED_WQ    0x0008  /* The task's expiration may be updated by other
                                    * threads, must be set before first queue/wakeup */
+#define TASK_SELF_WAKING  0x0010  /* task/tasklet found waking itself */
 
 #define TASK_WOKEN_INIT   0x0100  /* woken up for initialisation purposes */
 #define TASK_WOKEN_TIMER  0x0200  /* woken up because of expired timer */