diff --git a/mysql-test/t/mysqldump.test b/mysql-test/t/mysqldump.test
index b6a552adbde..7e4fedb297d 100644
--- a/mysql-test/t/mysqldump.test
+++ b/mysql-test/t/mysqldump.test
@@ -610,7 +610,7 @@ drop database db1;
 # BUG#15328 Segmentation fault occured if my.cnf is invalid for escape sequence
 #
 
---exec $MYSQL_MY_PRINT_DEFAULTS --defaults-extra-file=$MYSQL_TEST_DIR/std_data/bug15328.cnf mysqldump
+--exec $MYSQL_MY_PRINT_DEFAULTS --config-file=$MYSQL_TEST_DIR/std_data/bug15328.cnf mysqldump
 
 
 #