diff --git a/synner-core/pom.xml b/synner-core/pom.xml
index d645307..b7f2c5f 100644
--- a/synner-core/pom.xml
+++ b/synner-core/pom.xml
@@ -34,7 +34,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.8.4</version>
+            <version>2.12.7.1</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>