diff --git a/docs/en/api-guides/system-tasks.rst b/docs/en/api-guides/system-tasks.rst
index a308a0a57..1ba5b02a7 100644
--- a/docs/en/api-guides/system-tasks.rst
+++ b/docs/en/api-guides/system-tasks.rst
@@ -11,7 +11,7 @@ The main tasks and their attributes are as following:
 +-------------------------+----------------+----------------+
 | Names                   |   stack size   |    Priority    |
 +=========================+================+================+
-| uiT                     |     3584(C)    |       14       |
+| uiT                     |     3584(C)    |       1        |
 +-------------------------+----------------+----------------+
 | IDLE                    |       768      |        0       |
 +-------------------------+----------------+----------------+