diff --git a/docs/en/core/core2.md b/docs/en/core/core2.md
index 1bc50a13..d9ef5028 100644
--- a/docs/en/core/core2.md
+++ b/docs/en/core/core2.md
@@ -233,7 +233,7 @@ TF card Maximum size 16GB
 **AXP Power Indicator Light**
 
 <table>
- <tr><td>AXP192</td><td>AXP_IO1</td><td>AXP_IO3</td></tr>
+ <tr><td>AXP192</td><td>AXP_IO1</td><td>AXP_LDO3</td></tr>
  <tr><td>Green LED</td><td>Vcc</td></tr>
  <tr><td>Vibration motor</td><td></td><td>Vcc</td></tr>
 </table>