diff --git a/study-micro-services-eureka-client4/pom.xml b/study-micro-services-eureka-client4/pom.xml
index 2f4c9c8..e87a1ac 100644
--- a/study-micro-services-eureka-client4/pom.xml
+++ b/study-micro-services-eureka-client4/pom.xml
@@ -192,7 +192,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.0</version>
+            <version>2.8.9</version>
         </dependency>
 
         <dependency>