diff --git a/ChatServer/pom.xml b/ChatServer/pom.xml
index 4f6ef56..7b53bcd 100644
--- a/ChatServer/pom.xml
+++ b/ChatServer/pom.xml
@@ -26,7 +26,7 @@
 		<dependency>
 			<groupId>com.google.guava</groupId>
 			<artifactId>guava</artifactId>
-			<version>30.1.1-jre</version>
+			<version>32.0.0-jre</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.apache.commons/commons-lang3 -->
 		<dependency>