diff --git a/pom.xml b/pom.xml
index a29a572b..e02d6a50 100644
--- a/pom.xml
+++ b/pom.xml
@@ -40,7 +40,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>21.0</version>
+            <version>23.0</version>
         </dependency>
 
         <dependency>