diff --git a/superset/config.py b/superset/config.py
index 71036d69278b9..fa87ff5739c6d 100644
--- a/superset/config.py
+++ b/superset/config.py
@@ -76,6 +76,9 @@
 # Druid query timezone
 # tz.tzutc() : Using utc timezone
 # tz.tzlocal() : Using local timezone
+# tz.gettz('Asia/Shanghai') : Using the time zone with specific name
+# [TimeZone List]
+# See: https://en.wikipedia.org/wiki/List_of_tz_database_time_zones
 # other tz can be overridden by providing a local_config
 DRUID_IS_ACTIVE = True
 DRUID_TZ = tz.tzutc()