diff --git a/02-networking/netty-samples/pom.xml b/02-networking/netty-samples/pom.xml
index fb8b2176..4cdffa16 100644
--- a/02-networking/netty-samples/pom.xml
+++ b/02-networking/netty-samples/pom.xml
@@ -40,7 +40,7 @@
       <dependency>
         <groupId>com.google.guava</groupId>
         <artifactId>guava</artifactId>
-        <version>30.0-jre</version>
+        <version>32.0.0-jre</version>
       </dependency>
 
       <dependency>