diff --git a/libs/surfaces/osc/osc.cc b/libs/surfaces/osc/osc.cc
index 9e64667ce7..0f67f0e602 100644
--- a/libs/surfaces/osc/osc.cc
+++ b/libs/surfaces/osc/osc.cc
@@ -231,6 +231,9 @@ OSC::thread_init ()
 		remote_server = src->gobj();
 		g_source_ref (remote_server);
 	}
+
+	PBD::notify_gui_about_thread_creation (X_("gui"), pthread_self(), X_("OSC"), 2048);
+	SessionEvent::create_per_thread_pool (X_("OSC"), 128);
 }
 
 int