diff --git a/pom.xml b/pom.xml
index 737d28f..94be792 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
         <druid-version>1.1.3</druid-version>
         <mysql.version>6.0.6</mysql.version>
         <persistence-api.version>1.0.2</persistence-api.version>
-        <logback.version>1.2.3</logback.version>
+        <logback.version>1.2.9</logback.version>
         <aspectj.version>1.8.6</aspectj.version>
         <activemq.version>5.15.3</activemq.version>
         <rocketmq.version>4.3.1</rocketmq.version>