diff --git a/pom.xml b/pom.xml
index d40c20d..2c0bfbc 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
             <dependency>
                 <groupId>com.alibaba</groupId>
                 <artifactId>fastjson</artifactId>
-                <version>1.2.31</version>
+                <version>1.2.83</version>
             </dependency>
         </dependencies>
     </dependencyManagement>
diff --git a/spring-boot-21-MultiDataSource/pom.xml b/spring-boot-21-MultiDataSource/pom.xml
index 6a682bd..324ce7d 100644
--- a/spring-boot-21-MultiDataSource/pom.xml
+++ b/spring-boot-21-MultiDataSource/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.31</version>
+            <version>1.2.83</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
diff --git a/spring-boot-22-FarstPlus/pom.xml b/spring-boot-22-FarstPlus/pom.xml
index ec068a3..ccecc83 100644
--- a/spring-boot-22-FarstPlus/pom.xml
+++ b/spring-boot-22-FarstPlus/pom.xml
@@ -39,7 +39,7 @@
 
         <kaptcha.version>0.0.9</kaptcha.version>
         <shiro.version>1.3.2</shiro.version>
-        <fastjson.version>1.2.31</fastjson.version>
+        <fastjson.version>1.2.83</fastjson.version>
         <commons.lang.version>2.6</commons.lang.version>
         <commons.fileupload.version>1.3.1</commons.fileupload.version>
         <commons.io.version>2.5</commons.io.version>