diff --git a/google-cloud-nio-examples/pom.xml b/google-cloud-nio-examples/pom.xml
index 65cb8958..b1a17c83 100644
--- a/google-cloud-nio-examples/pom.xml
+++ b/google-cloud-nio-examples/pom.xml
@@ -19,7 +19,7 @@
     <dependency>
         <groupId>com.google.guava</groupId>
         <artifactId>guava</artifactId>
-        <version>19.0</version>
+        <version>23.0</version>
     </dependency>
   </dependencies>
   <properties>