diff --git a/tsfile-viewer-web/pom.xml b/tsfile-viewer-web/pom.xml
index eb2c274..7110d8a 100644
--- a/tsfile-viewer-web/pom.xml
+++ b/tsfile-viewer-web/pom.xml
@@ -25,7 +25,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<java.version>1.8</java.version>
 		<spring.boot.version>2.2.11.RELEASE</spring.boot.version>
-		<fastjson.version>1.2.70</fastjson.version>
+		<fastjson.version>1.2.83</fastjson.version>
 		<spotless.version>2.4.2</spotless.version>
 	</properties>
 	<dependencies>