diff --git a/netjsonconfig/schema.py b/netjsonconfig/schema.py
index 490695aa2..a9112b089 100644
--- a/netjsonconfig/schema.py
+++ b/netjsonconfig/schema.py
@@ -346,7 +346,6 @@
                     "name",
                     "channel",
                     "channel_width",
-                    "tx_power"
                 ],
                 "properties": {
                     "name": {