diff --git a/dag/pom.xml b/dag/pom.xml
index 270ca61..b9cc281 100644
--- a/dag/pom.xml
+++ b/dag/pom.xml
@@ -20,7 +20,7 @@
     <diamond.version>3.8.3</diamond.version>
     <powermock.version>1.7.4</powermock.version>
     <guava.version>27.0.1-jre</guava.version>
-    <fastjson.version>1.2.68.noneautotype</fastjson.version>
+    <fastjson.version>1.2.83</fastjson.version>
   </properties>