diff --git a/mybatis-flex-core/pom.xml b/mybatis-flex-core/pom.xml
index 13a56117..fafe5bd6 100644
--- a/mybatis-flex-core/pom.xml
+++ b/mybatis-flex-core/pom.xml
@@ -41,7 +41,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>2.0.26</version>
+            <version>2.0.31</version>
             <optional>true</optional>
             <scope>compile</scope>
         </dependency>