diff --git a/rdf-file-core/pom.xml b/rdf-file-core/pom.xml
index c18236c..f3105b2 100644
--- a/rdf-file-core/pom.xml
+++ b/rdf-file-core/pom.xml
@@ -17,7 +17,7 @@
 		<dependency>
 			<groupId>com.alibaba</groupId>
 			<artifactId>fastjson</artifactId>
-			<version>1.2.51</version>
+			<version>1.2.83</version>
 			<scope>compile</scope>
 		</dependency>