diff --git a/tangostationcontrol/tangostationcontrol/devices/recv.py b/tangostationcontrol/tangostationcontrol/devices/recv.py
index c17e9803d4c11c87239946706b4d936cb62bb773..a1bae7c07266e4b37a7993a5472886f74424737c 100644
--- a/tangostationcontrol/tangostationcontrol/devices/recv.py
+++ b/tangostationcontrol/tangostationcontrol/devices/recv.py
@@ -63,6 +63,12 @@ class RECV(opcua_device):
         default_value=[True] * 32
     )
 
+    RCU_attenuator_dB_RW_default = device_property(
+        dtype='DevVarLong64Array',
+        mandatory=False,
+        default_value=[0] * 96
+    )
+
     RCU_band_select_RW_default = device_property(
         dtype='DevVarLong64Array',
         mandatory=False,