diff --git a/sql/slowlog.py b/sql/slowlog.py
index 5ad8d50..8f34556 100644
--- a/sql/slowlog.py
+++ b/sql/slowlog.py
@@ -10,7 +10,7 @@
 from pyecharts.charts import Line
 from pyecharts import options as opts
 from common.utils.chart_dao import ChartDao
-from import pymysql import escape_string
+from pymysql import escape_string
 
 from sql.utils.resource_group import user_instances
 from common.utils.extend_json_encoder import ExtendJSONEncoder