diff --git a/src/main/resources/application-sim.yml b/src/main/resources/application-sim.yml
index d50584c..a802dcc 100644
--- a/src/main/resources/application-sim.yml
+++ b/src/main/resources/application-sim.yml
@@ -50,6 +50,13 @@ spring:
         minIdle: 1
         timeBetweenEvictionRunsMillis: 60000
         minEvictableIdleTimeMillis: 300000
+        validationQuery: select 1
+        testWhileIdle: true
+        testOnBorrow: false
+        testOnReturn: false
+        poolPreparedStatements: true
+        maxOpenPreparedStatements: 20
+        connection-properties: druid.stat.merggSql=ture;druid.stat.slowSqlMillis=5000
 
   jackson:
     date-format: yyyy-MM-dd HH:mm:ss