diff --git a/sql/sql_insert.cc b/sql/sql_insert.cc
index 5bf852afc32..9f1a0e93cb9 100644
--- a/sql/sql_insert.cc
+++ b/sql/sql_insert.cc
@@ -139,9 +139,8 @@ int mysql_insert(THD *thd,TABLE_LIST *table_list, List<Item> &fields,
    */
   if ((lock_type == TL_WRITE_DELAYED &&
        ((specialflag & (SPECIAL_NO_NEW_FUNC | SPECIAL_SAFE_MODE)) ||
-	thd->slave_thread)) ||
-      (lock_type == TL_WRITE_CONCURRENT_INSERT && duplic == DUP_REPLACE) ||
-      !max_insert_delayed_threads)
+	thd->slave_thread || !max_insert_delayed_threads)) ||
+      (lock_type == TL_WRITE_CONCURRENT_INSERT && duplic == DUP_REPLACE))
     lock_type=TL_WRITE;
 
   if (lock_type == TL_WRITE_DELAYED)