diff --git a/monitor-server/pom.xml b/monitor-server/pom.xml
index dcc6560..42d0cbd 100644
--- a/monitor-server/pom.xml
+++ b/monitor-server/pom.xml
@@ -265,7 +265,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>1.6</version>
+            <version>2.8.9</version>
         </dependency>
         <!-- velocity -->
         <dependency>