diff --git a/interview/pom.xml b/interview/pom.xml
index b443ef8..a6a0540 100644
--- a/interview/pom.xml
+++ b/interview/pom.xml
@@ -37,7 +37,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>26.0-jre</version>
+            <version>29.0-jre</version>
         </dependency>
     </dependencies>