diff --git a/samples/client/petstore/java/jersey2-java6/pom.xml b/samples/client/petstore/java/jersey2-java6/pom.xml
index 375f01b23de..1ace48d1835 100644
--- a/samples/client/petstore/java/jersey2-java6/pom.xml
+++ b/samples/client/petstore/java/jersey2-java6/pom.xml
@@ -256,7 +256,7 @@
   <properties>
     <swagger-core-version>1.5.12</swagger-core-version>
     <jersey-version>2.22.2</jersey-version>
-    <jackson-version>2.7.5</jackson-version>
+    <jackson-version>2.11.2</jackson-version>
     <jodatime-version>2.9.4</jodatime-version>
     <commons_io_version>2.5</commons_io_version>
     <commons_lang3_version>3.5</commons_lang3_version>