diff --git a/web/fwdb2019(2)/pom.xml b/web/fwdb2019(2)/pom.xml
index adbe6b3..0682fd8 100644
--- a/web/fwdb2019(2)/pom.xml
+++ b/web/fwdb2019(2)/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>28.1-jre</version>
+            <version>29.0-jre</version>
         </dependency>
         <dependency>
             <groupId>org.mariadb.jdbc</groupId>