diff --git a/sql/sql_connect.cc b/sql/sql_connect.cc
index 842e5cdb101..c2d94d47f5c 100644
--- a/sql/sql_connect.cc
+++ b/sql/sql_connect.cc
@@ -1110,7 +1110,6 @@ void setup_connection_thread_globals(THD *thd)
 {
   DBUG_EXECUTE_IF("CONNECT_wait", {
     extern Dynamic_array<MYSQL_SOCKET> listen_sockets;
-    DBUG_ASSERT(listen_sockets.size());
     while (listen_sockets.size())
       my_sleep(1000);
   });