diff --git a/hyracks-fullstack/hyracks/hyracks-dataflow-std/pom.xml b/hyracks-fullstack/hyracks/hyracks-dataflow-std/pom.xml
index e44feb7..0158068 100644
--- a/hyracks-fullstack/hyracks/hyracks-dataflow-std/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-dataflow-std/pom.xml
@@ -48,11 +48,6 @@
       <version>${project.version}</version>
     </dependency>
     <dependency>
-      <groupId>org.json</groupId>
-      <artifactId>json</artifactId>
-      <version>20090211</version>
-    </dependency>
-    <dependency>
       <groupId>org.apache.hyracks</groupId>
       <artifactId>hyracks-data-std</artifactId>
       <version>${project.version}</version>
@@ -90,5 +85,9 @@
       <artifactId>junit</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
   </dependencies>
 </project>
diff --git a/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractConnectorDescriptor.java b/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractConnectorDescriptor.java
index e780ea0..6b8b38f 100644
--- a/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractConnectorDescriptor.java
+++ b/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractConnectorDescriptor.java
@@ -18,14 +18,15 @@
  */
 package org.apache.hyracks.dataflow.std.base;
 
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
 import org.apache.hyracks.api.application.ICCApplicationContext;
 import org.apache.hyracks.api.constraints.IConstraintAcceptor;
 import org.apache.hyracks.api.dataflow.ConnectorDescriptorId;
 import org.apache.hyracks.api.dataflow.IConnectorDescriptor;
 import org.apache.hyracks.api.job.ActivityCluster;
 import org.apache.hyracks.api.job.IConnectorDescriptorRegistry;
-import org.json.JSONException;
-import org.json.JSONObject;
 
 public abstract class AbstractConnectorDescriptor implements IConnectorDescriptor {
     private static final long serialVersionUID = 1L;
@@ -54,8 +55,9 @@
     }
 
     @Override
-    public JSONObject toJSON() throws JSONException {
-        JSONObject jconn = new JSONObject();
+    public JsonNode toJSON() {
+        ObjectMapper om = new ObjectMapper();
+        ObjectNode jconn = om.createObjectNode();
 
         jconn.put("id", String.valueOf(getConnectorId()));
         jconn.put("java-class", getClass().getName());
diff --git a/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractOperatorDescriptor.java b/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractOperatorDescriptor.java
index 4f22a17..a18328e 100644
--- a/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractOperatorDescriptor.java
+++ b/hyracks-fullstack/hyracks/hyracks-dataflow-std/src/main/java/org/apache/hyracks/dataflow/std/base/AbstractOperatorDescriptor.java
@@ -18,14 +18,14 @@
  */
 package org.apache.hyracks.dataflow.std.base;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
 import org.apache.hyracks.api.application.ICCApplicationContext;
 import org.apache.hyracks.api.constraints.IConstraintAcceptor;
 import org.apache.hyracks.api.dataflow.IOperatorDescriptor;
 import org.apache.hyracks.api.dataflow.OperatorDescriptorId;
 import org.apache.hyracks.api.dataflow.value.RecordDescriptor;
 import org.apache.hyracks.api.job.IOperatorDescriptorRegistry;
-import org.json.JSONException;
-import org.json.JSONObject;
 
 public abstract class AbstractOperatorDescriptor implements IOperatorDescriptor {
     private static final long serialVersionUID = 1L;
@@ -91,8 +91,9 @@
     }
 
     @Override
-    public JSONObject toJSON() throws JSONException {
-        JSONObject jop = new JSONObject();
+    public ObjectNode toJSON()  {
+        ObjectMapper om = new ObjectMapper();
+        ObjectNode jop = om.createObjectNode();
         jop.put("id", String.valueOf(getOperatorId()));
         jop.put("java-class", getClass().getName());
         jop.put("in-arity", getInputArity());