diff --git a/pom.xml b/pom.xml
index 6c90640..5f9b2f5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -58,7 +58,7 @@
         <jsonrpc_version>1.2.0</jsonrpc_version>
         <jetty_version>9.3.7.v20160115</jetty_version>
         <mortbay_jetty_version>6.1.26</mortbay_jetty_version>
-        <jackson.version>2.7.1</jackson.version>
+        <jackson.version>2.12.6.1</jackson.version>
         <maven.compiler.source>1.7</maven.compiler.source>
         <maven.compiler.target>1.7</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>