diff --git a/docs/external_usb_ssd_UAS.md b/docs/external_usb_ssd_UAS.md
index dfeabda..c104b7f 100644
--- a/docs/external_usb_ssd_UAS.md
+++ b/docs/external_usb_ssd_UAS.md
@@ -3,7 +3,7 @@
 #### UGREEN
 - **Port:** USB 3.0 2.5-Inch SATA
 - **Mode/PID:** CM237
-- **Main Controller:** ***ASM1153E*** (Very important, not all drive support HAS, this Model CM237 has tested that was supported.)
+- **Main Controller:** ***ASM1153E*** (Very important, not all drive support UAS, this Model CM237 has tested that was supported.)
 - **Support:** UASP Transfer Protocol
 
 ## OPEN Trim for external usb ssd