diff --git a/libs/ardour/control_protocol_manager.cc b/libs/ardour/control_protocol_manager.cc
index 0fd5319e40..2e65a8d6f8 100644
--- a/libs/ardour/control_protocol_manager.cc
+++ b/libs/ardour/control_protocol_manager.cc
@@ -128,11 +128,15 @@ ControlProtocolManager::instantiate (ControlProtocolInfo& cpi)
 
 	cpi.descriptor = get_descriptor (cpi.path);
 
+ 	DEBUG_TRACE (DEBUG::ControlProtocols, string_compose ("instantiating %1\n", cpi.name));
+
 	if (cpi.descriptor == 0) {
 		error << string_compose (_("control protocol name \"%1\" has no descriptor"), cpi.name) << endmsg;
 		return 0;
 	}
 
+	DEBUG_TRACE (DEBUG::ControlProtocols, string_compose ("initializing %1\n", cpi.name));
+
 	if ((cpi.protocol = cpi.descriptor->initialize (cpi.descriptor, _session)) == 0) {
 		error << string_compose (_("control protocol name \"%1\" could not be initialized"), cpi.name) << endmsg;
 		return 0;
@@ -257,7 +261,7 @@ ControlProtocolManager::control_protocol_discover (string path)
 			control_protocol_info.push_back (cpi);
 
 			DEBUG_TRACE (DEBUG::ControlProtocols, 
-				     string_compose(_("Control surface protocol discovered: \"%1\""), cpi->name));
+				     string_compose(_("Control surface protocol discovered: \"%1\"\n"), cpi->name));
 		}
 
 		dlclose (descriptor->module);