diff --git a/appengine-java8/oauth2/pom.xml b/appengine-java8/oauth2/pom.xml
index 301aef6905b..1fac626fc22 100644
--- a/appengine-java8/oauth2/pom.xml
+++ b/appengine-java8/oauth2/pom.xml
@@ -52,7 +52,7 @@
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
-      <version>28.2-jre</version>
+      <version>32.0.0-jre</version>
     </dependency>
   </dependencies>