diff --git a/pom.xml b/pom.xml
index ef1fa43..bfdfa3a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -223,7 +223,7 @@
             <dependency>
                 <groupId>com.google.guava</groupId>
                 <artifactId>guava</artifactId>
-                <version>27.0-jre</version>
+                <version>29.0-jre</version>
             </dependency>
             <dependency>
                 <groupId>org.freemarker</groupId>