diff --git a/postgres/docker-entrypoint-initdb.d/createdb.sh.example b/postgres/docker-entrypoint-initdb.d/createdb.sh.example
index 2811023..8a5cf69 100644
--- a/postgres/docker-entrypoint-initdb.d/createdb.sh.example
+++ b/postgres/docker-entrypoint-initdb.d/createdb.sh.example
@@ -6,9 +6,9 @@
 # example: .env POSTGRES_USER=appuser and need db name is myshop_db
 # 
 #    psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
-#        CREATE USER my_user PASSWORD my_password;
+#        CREATE USER myuser IDENTIFIED BY ENCRYPTED PASSWORD 'mypassword';
 #        CREATE DATABASE myshop_db;
-#        GRANT ALL PRIVILEGES ON DATABASE myshop_db TO my_user;
+#        GRANT ALL PRIVILEGES ON DATABASE myshop_db TO myuser;
 #    EOSQL
 #
 # this sh script will auto run when the postgres container starts and the $DATA_PATH_HOST/postgres not found.
@@ -16,19 +16,19 @@
 
 set -e
 # psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
-#     CREATE USER db1 PASSWORD db1;
+#     CREATE USER db1 IDENTIFIED BY ENCRYPTED PASSWORD 'db1';
 #     CREATE DATABASE db1;
 #     GRANT ALL PRIVILEGES ON DATABASE db1 TO db1;
 # EOSQL
 
 # psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
-#     CREATE USER db2 PASSWORD db2;
+#     CREATE USER db2 IDENTIFIED BY ENCRYPTED PASSWORD 'db2';
 #     CREATE DATABASE db2;
 #     GRANT ALL PRIVILEGES ON DATABASE db2 TO db2;
 # EOSQL
 
 # psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
-#     CREATE USER db3 PASSWORD db3;
+#     CREATE USER db3 IDENTIFIED BY ENCRYPTED PASSWORD 'db3';
 #     CREATE DATABASE db3;
 #     GRANT ALL PRIVILEGES ON DATABASE db3 TO db3;
 # EOSQL