diff --git a/dubbo_stu/java-server/pom.xml b/dubbo_stu/java-server/pom.xml
index e299ade..54b9875 100644
--- a/dubbo_stu/java-server/pom.xml
+++ b/dubbo_stu/java-server/pom.xml
@@ -94,7 +94,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.10.0</version>
+            <version>2.12.6.1</version>
         </dependency>
 
         <dependency>