diff --git a/CoinBill/pom.xml b/CoinBill/pom.xml
index 9d6bdf5..5d004d4 100644
--- a/CoinBill/pom.xml
+++ b/CoinBill/pom.xml
@@ -15,7 +15,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <restlet-version>2.3.4</restlet-version>
-        <jackson-version>2.9.9</jackson-version>
+        <jackson-version>2.12.7.1</jackson-version>
         <joda-version>2.9.3</joda-version>
         <servlet-version>2.5</servlet-version>
         <rabbitmq-version>4.8.0</rabbitmq-version>