diff --git a/springboot-swagger2/pom.xml b/springboot-swagger2/pom.xml
index 933b0b1..c0530ae 100644
--- a/springboot-swagger2/pom.xml
+++ b/springboot-swagger2/pom.xml
@@ -59,7 +59,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>30.1.1-jre</version>
+            <version>32.0.0-jre</version>
         </dependency>
     </dependencies>