diff --git a/code/KafkaDemo/pom.xml b/code/KafkaDemo/pom.xml
index ff27a87..ed426bf 100644
--- a/code/KafkaDemo/pom.xml
+++ b/code/KafkaDemo/pom.xml
@@ -38,7 +38,7 @@
         <dependency>
             <groupId>org.apache.kafka</groupId>
             <artifactId>kafka-clients</artifactId>
-            <version>2.6.0</version>
+            <version>2.6.3</version>
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/commons-configuration/commons-configuration -->