diff --git a/README.md b/README.md
index 71b019a1..366bd8c9 100644
--- a/README.md
+++ b/README.md
@@ -22,4 +22,5 @@ Eco-system of ESP32s Nodes and ATtiny85 peripherals with different functionaliti
 
 | GPIOs | Descrption |
 | --- | --- |
-| `1` `15` `38` | Ground |
\ No newline at end of file
+| `1` `15` `38` | Ground |
+| `3` | EN |
\ No newline at end of file