diff --git a/basic/tcp-client-server/pom.xml b/basic/tcp-client-server/pom.xml
index 271b76ce1..f439a0d75 100644
--- a/basic/tcp-client-server/pom.xml
+++ b/basic/tcp-client-server/pom.xml
@@ -60,7 +60,7 @@
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-lang3</artifactId>
-      <version>3.12.0</version>
+      <version>3.18.0</version>
       <scope>compile</scope>
     </dependency>
     <dependency>