diff --git a/src/python/oftest/controller.py b/src/python/oftest/controller.py
index 9c0839e..d8747b7 100644
--- a/src/python/oftest/controller.py
+++ b/src/python/oftest/controller.py
@@ -218,6 +218,7 @@
                     rep.header.xid = hdr.xid
                     # Ignoring additional data
                     self.message_send(rep.pack(), zero_xid=True)
+                    offset += hdr.length
                     continue
 
             # Now check for message handlers; preference is given to