diff --git a/src/iperf_api.c b/src/iperf_api.c
index 7b69fe0c3..34f08bc81 100644
--- a/src/iperf_api.c
+++ b/src/iperf_api.c
@@ -4498,7 +4498,6 @@ iperf_new_stream(struct iperf_test *test, int s, int sender)
 
     memset(sp, 0, sizeof(struct iperf_stream));
 
-    sp->thread_created = 0;
     sp->sender = sender;
     sp->test = test;
     sp->settings = test->settings;