diff --git a/hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/RESTServer.java b/hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/RESTServer.java
index 9b38b984138..eb3fc26e7d1 100644
--- a/hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/RESTServer.java
+++ b/hbase-rest/src/main/java/org/apache/hadoop/hbase/rest/RESTServer.java
@@ -235,9 +235,7 @@ public class RESTServer implements Constants {
 
     parseCommandLine(args, servlet);
 
-    // Set up the Jersey servlet container for Jetty
-    // The Jackson1Feature is a signal to Jersey that it should use jackson doing json.
-    // See here: https://stackoverflow.com/questions/39458230/how-register-jacksonfeature-on-clientconfig
+    // set up the Jersey servlet container for Jetty
     ResourceConfig application = new ResourceConfig().
         packages("org.apache.hadoop.hbase.rest").register(Jackson1Feature.class);
     ServletHolder sh = new ServletHolder(new ServletContainer(application));
diff --git a/hbase-rest/src/test/java/org/apache/hadoop/hbase/rest/HBaseRESTTestingUtility.java b/hbase-rest/src/test/java/org/apache/hadoop/hbase/rest/HBaseRESTTestingUtility.java
index c5cc1217f8f..298b954650b 100644
--- a/hbase-rest/src/test/java/org/apache/hadoop/hbase/rest/HBaseRESTTestingUtility.java
+++ b/hbase-rest/src/test/java/org/apache/hadoop/hbase/rest/HBaseRESTTestingUtility.java
@@ -34,7 +34,6 @@ import org.eclipse.jetty.server.ServerConnector;
 import org.eclipse.jetty.servlet.ServletHolder;
 import org.eclipse.jetty.servlet.ServletContextHandler;
 
-import org.glassfish.jersey.jackson1.Jackson1Feature;
 import org.glassfish.jersey.server.ResourceConfig;
 import org.glassfish.jersey.servlet.ServletContainer;
 
@@ -62,8 +61,7 @@ public class HBaseRESTTestingUtility {
     RESTServlet.getInstance(conf, UserProvider.instantiate(conf));
 
     // set up the Jersey servlet container for Jetty
-    ResourceConfig app = new ResourceConfig().
-        packages("org.apache.hadoop.hbase.rest").register(Jackson1Feature.class);
+    ResourceConfig app = new ResourceConfig();
     ServletHolder sh = new ServletHolder(new ServletContainer(app));
 
     // set up Jetty and run the embedded server