diff --git a/pom.xml b/pom.xml
index d4aaa5f..34cefd5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -122,7 +122,7 @@
         <quartz.version>2.2.2</quartz.version>
         <fastjson.version>1.2.28</fastjson.version>
         <dubbo.version>2.8.4</dubbo.version>
-        <tomcat.embed.version>8.5.13</tomcat.embed.version>
+        <tomcat.embed.version>8.5.51</tomcat.embed.version>
         <tomcat.embed.logging.version>8.5.2</tomcat.embed.logging.version>
         <javassist.version>3.15.0-GA</javassist.version>
         <mina.version>1.1.7</mina.version>