diff --git a/src/python/oftest/controller.py b/src/python/oftest/controller.py
index b5888bc..9c0839e 100644
--- a/src/python/oftest/controller.py
+++ b/src/python/oftest/controller.py
@@ -41,7 +41,7 @@
 import logging
 
 ##@todo Find a better home for these identifiers (controller)
-RCV_SIZE_DEFAULT = 4096
+RCV_SIZE_DEFAULT = 32768
 LISTEN_QUEUE_SIZE = 1
 
 class Controller(Thread):