diff --git a/src/sql/parser/sql_parser_mysql_mode.y b/src/sql/parser/sql_parser_mysql_mode.y
index 7add3bfbc7583816a8d1075642d9a148146a0382..dbc758bb3aadee7564b25d640e263b9f24a78260 100644
--- a/src/sql/parser/sql_parser_mysql_mode.y
+++ b/src/sql/parser/sql_parser_mysql_mode.y
@@ -14382,6 +14382,7 @@ ACCOUNT
 |       UP
 |       TIMES
 |       BACKED
+|       PS       
 ;
 
 unreserved_keyword_special: