diff --git a/src/main/java/cn/celess/blog/configuration/DruidConfig.java b/src/main/java/cn/celess/blog/configuration/DruidConfig.java
index 0a2f08f..1c10e7a 100644
--- a/src/main/java/cn/celess/blog/configuration/DruidConfig.java
+++ b/src/main/java/cn/celess/blog/configuration/DruidConfig.java
@@ -45,6 +45,7 @@ public class DruidConfig {
         dataSource.setInitialSize(10);
         dataSource.setMinIdle(10);
         dataSource.setMaxActive(100);
+        dataSource.setValidationQuery("select 1");
         return dataSource;
     }