diff --git a/src/vnet/tcp/tcp_bt.c b/src/vnet/tcp/tcp_bt.c
index e8cf068..b664944 100644
--- a/src/vnet/tcp/tcp_bt.c
+++ b/src/vnet/tcp/tcp_bt.c
@@ -402,7 +402,7 @@
   bts_index = bt_sample_index (bt, bts);
   next = bt_next_sample (bt, bts);
   if (next)
-    next = bt_fix_overlapped (bt, next, end, is_end);
+    bt_fix_overlapped (bt, next, end, is_end);
 
   max_seq = bts->max_seq;
   ASSERT (seq_lt (start, max_seq));