diff --git a/tangostationcontrol/tangostationcontrol/devices/recv.py b/tangostationcontrol/tangostationcontrol/devices/recv.py
index aeaa506c3d0cca422426db7316dd095bc34e7de6..a3cd1b58844db9325bea6ea3b5109076177c3a37 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='DevFloat',
+        mandatory=False,
+        default_value=[0.0] * 96
+    )
+
     RCU_band_select_RW_default = device_property(
         dtype='DevVarLong64Array',
         mandatory=False,