diff --git a/02-networking/serialization/pom.xml b/02-networking/serialization/pom.xml
index 43f0bf3e..a5b5ce4f 100644
--- a/02-networking/serialization/pom.xml
+++ b/02-networking/serialization/pom.xml
@@ -34,7 +34,7 @@
     <kryo.version>4.0.2</kryo.version>
     <protostuff.version>1.5.9</protostuff.version>
     <!-- JSON -->
-    <jackson.version>2.12.6.1</jackson.version>
+    <jackson.version>2.12.7.1</jackson.version>
     <gson.version>2.8.2</gson.version>
     <fastjson.version>1.2.57</fastjson.version>
   </properties>