diff --git a/agent/pom.xml b/agent/pom.xml
index b41443b..1a5ab69 100644
--- a/agent/pom.xml
+++ b/agent/pom.xml
@@ -16,7 +16,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.1.41</version>
+            <version>1.2.83</version>
         </dependency>
     </dependencies>
     <build>
diff --git a/pom.xml b/pom.xml
index c5dfaa9..e03c819 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.68.noneautotype</version>
+            <version>1.2.83</version>
         </dependency>
 
         <dependency>
@@ -62,7 +62,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.31</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>