diff --git a/02-networking/serialization/pom.xml b/02-networking/serialization/pom.xml
index 43f0bf3e..2f0c89be 100644
--- a/02-networking/serialization/pom.xml
+++ b/02-networking/serialization/pom.xml
@@ -35,7 +35,7 @@
     <protostuff.version>1.5.9</protostuff.version>
     <!-- JSON -->
     <jackson.version>2.12.6.1</jackson.version>
-    <gson.version>2.8.2</gson.version>
+    <gson.version>2.8.9</gson.version>
     <fastjson.version>1.2.57</fastjson.version>
   </properties>