diff --git a/PCC/PCC/PCC.py b/PCC/PCC/PCC.py
index cf2dbee49830aca02dc85c9b5869bd42e5aeda90..c5184e9259f2980cb6b43f619d25b7cd58c85dab 100644
--- a/PCC/PCC/PCC.py
+++ b/PCC/PCC/PCC.py
@@ -213,6 +213,7 @@ class PCC(Device):
 
     RCU_monitor_rate_RW = attribute(
         dtype=numpy.float_,
+        access=AttrWriteType.READ_WRITE,
     )
 
     # ---------------