diff --git a/pig-register/pom.xml b/pig-register/pom.xml
index aef3727b0..bbbde9dd9 100644
--- a/pig-register/pom.xml
+++ b/pig-register/pom.xml
@@ -29,7 +29,7 @@
 
     <properties>
         <nacos.version>2.4.3</nacos.version>
-        <tomcat.version>9.0.93</tomcat.version>
+        <tomcat.version>11.0.2</tomcat.version>
         <spring-boot.version>2.7.18</spring-boot.version>
         <spring-boot-admin.version>2.7.16</spring-boot-admin.version>
     </properties>