diff --git a/News163CommentAddMongoDBCrawlerDemo/pom.xml b/News163CommentAddMongoDBCrawlerDemo/pom.xml
index 61d22d8..c47d31e 100644
--- a/News163CommentAddMongoDBCrawlerDemo/pom.xml
+++ b/News163CommentAddMongoDBCrawlerDemo/pom.xml
@@ -53,7 +53,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.5</version>
+            <version>2.8.9</version>
         </dependency>
         <dependency>
             <groupId>io.webfolder</groupId>