diff --git a/lib/iser.c b/lib/iser.c
index 2361d9e..f3baf4c 100644
--- a/lib/iser.c
+++ b/lib/iser.c
@@ -201,7 +201,6 @@ iser_free_iser_conn_res(struct iser_conn *iser_conn, bool destroy)
 	if (destroy) {
 
 		if (iser_conn->cmthread) {
-			pthread_cancel(iser_conn->cmthread);
 			pthread_join(iser_conn->cmthread, NULL);
 			iser_conn->cmthread = 0;
 		}