diff --git a/pom.xml b/pom.xml
index 9e9411a..1b7c399 100644
--- a/pom.xml
+++ b/pom.xml
@@ -143,7 +143,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.51</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>com.vaadin.external.google</groupId>