diff --git a/docs/support_list.md b/docs/support_list.md
index 8c4c2ca..173c920 100644
--- a/docs/support_list.md
+++ b/docs/support_list.md
@@ -60,6 +60,7 @@ Model | Platform | USB  | PCIe
 srm815 | qualcomm |✔ usb(ecm,rndis,ncm) | ✘
 srm825 | qualcomm |✔ usb(ecm,rndis,ncm) | ✘
 srm825n | qualcomm |✔ usb(ecm,rndis,ncm) | ✘
+srm821 | unisoc |✔ usb(ecm,rndis,ncm) | ✘
 
 # sierra
 Model | Platform | USB  | PCIe