diff --git a/ESP-IDF_Robot/tutorial/docs/source/overview.rst b/ESP-IDF_Robot/tutorial/docs/source/overview.rst
index 96391b1b0..147f5a8ff 100644
--- a/ESP-IDF_Robot/tutorial/docs/source/overview.rst
+++ b/ESP-IDF_Robot/tutorial/docs/source/overview.rst
@@ -16,7 +16,7 @@ The table below summarizes GPIOs and pins reserved for operations purposes.
 +------+-----+---------------------------------------------------------+----------------+
 | 1    | 15  | Joystick y-axis                                         | ADC1_CH1       |
 +------+-----+---------------------------------------------------------+----------------+
-| 8    | 5   | Joystick push button                                    | Data           |
+| 8    | 5   | Joystick push button                                    |                |
 +------+-----+---------------------------------------------------------+----------------+
 | 6    | 4   | PWM for clockwise rotation of left-side motors          | LEDC_CHANNEL_1 |
 +------+-----+---------------------------------------------------------+----------------+