diff --git a/springboot-mvc01/pom.xml b/springboot-mvc01/pom.xml
index c5fd609..1143076 100644
--- a/springboot-mvc01/pom.xml
+++ b/springboot-mvc01/pom.xml
@@ -66,7 +66,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
-            <version>3.9</version>
+            <version>3.18.0</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.module/jackson-module-jaxb-annotations -->
         <dependency>