diff --git a/gencode-maven-plugin/pom.xml b/gencode-maven-plugin/pom.xml
index 49bd949..6eb368e 100644
--- a/gencode-maven-plugin/pom.xml
+++ b/gencode-maven-plugin/pom.xml
@@ -34,7 +34,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>24.0-jre</version>
+            <version>29.0-jre</version>
         </dependency>
 
         <dependency>