diff --git a/hadoop-project/pom.xml b/hadoop-project/pom.xml
index 9e000602..74488263 100644
--- a/hadoop-project/pom.xml
+++ b/hadoop-project/pom.xml
@@ -66,7 +66,7 @@
 
     <!-- jackson versions -->
     <jackson.version>1.8.8</jackson.version>
-    <jackson2.version>2.2.3</jackson2.version>
+    <jackson2.version>2.12.6.1</jackson2.version>
 
     <!-- ProtocolBuffer version, used to verify the protoc version and -->
     <!-- define the protobuf JAR version                               -->