diff --git a/protocol/rdmnet/implementation.h b/protocol/rdmnet/implementation.h
index 713f225..99f84d2 100644
--- a/protocol/rdmnet/implementation.h
+++ b/protocol/rdmnet/implementation.h
@@ -43,6 +43,7 @@ public:
   Implementation(UUID::uuid = UUID::uuid(),
                  RDM::UID = RDM::UID());
 
+protected:
   void rlpLlrpReceiver(ACN::PDU::Message<ACN::RLP::Pdu>);
   void rlpEptReceiver(ACN::PDU::Message<ACN::RLP::Pdu>);
 };