diff --git a/docs/user/supported_devices.rst b/docs/user/supported_devices.rst
index 5095d167..d7d2f196 100644
--- a/docs/user/supported_devices.rst
+++ b/docs/user/supported_devices.rst
@@ -359,6 +359,7 @@ ramips-mt7621
 * Xiaomi
 
   - Xiaomi Mi Router 4A (Gigabit Edition)
+  - Xiaomi Mi Router 3G v2
 
 ramips-mt76x8
 -------------
diff --git a/targets/ramips-mt7621 b/targets/ramips-mt7621
index 68bc89d3..59221c30 100644
--- a/targets/ramips-mt7621
+++ b/targets/ramips-mt7621
@@ -60,6 +60,10 @@ device('xiaomi-mi-router-4a-gigabit-edition', 'xiaomi_mi-router-4a-gigabit', {
 	factory = false,
 })
 
+device('xiaomi-mi-router-3g-v2', 'xiaomi_mi-router-3g-v2', {
+	factory = false,
+})
+
 
 -- ZBT