diff --git a/docs/doc/communication/README.md b/docs/doc/communication/README.md
index 1f7da4a..f3e02c0 100644
--- a/docs/doc/communication/README.md
+++ b/docs/doc/communication/README.md
@@ -6,7 +6,7 @@
 
 - [5G](/doc/communication/5G.md)
 
-- [at](/doc/communication/at.md)
+- [AT](/doc/communication/at.md)
 
 - [Bluetooth](/doc/communication/Bluetooth.md)
 
@@ -22,5 +22,5 @@
 
 - [WiFi](/doc/communication/WiFi.md)
 
-- [Zibgee](/doc/communication/Zigbee.md)
+- [ZigBee](/doc/communication/Zigbee.md)