diff --git a/javasimple-RPC/pom.xml b/javasimple-RPC/pom.xml
index 8626baa..1792f8a 100644
--- a/javasimple-RPC/pom.xml
+++ b/javasimple-RPC/pom.xml
@@ -12,7 +12,7 @@
         <dependency>
             <groupId>org.apache.tomcat.embed</groupId>
             <artifactId>tomcat-embed-core</artifactId>
-            <version>9.0.12</version>
+            <version>9.0.31</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>