diff --git a/pom.xml b/pom.xml
index dd26ec7..0eb08cb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -158,7 +158,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>32.1.3-jre</version>
+            <version>33.4.0-jre</version>
         </dependency>
 
         <!-- testing -->