diff --git a/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecDetails.java b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecDetails.java
index 994f656..7fe40e1 100755
--- a/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecDetails.java
+++ b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecDetails.java
@@ -40,6 +40,14 @@
     }
 
     /**
+     * Flow specification details object constructor.
+     *
+     */
+    public BgpFlowSpecDetails() {
+
+    }
+
+    /**
      * Returns flow specification action tlv.
      *
      * @return flow specification action tlv
@@ -84,6 +92,15 @@
         return this.flowSpecComponents;
     }
 
+    /**
+     * Sets flow specification components.
+     *
+     * @param flowSpecComponents flow specification components
+     */
+    public void setFlowSpecComponents(List<BgpValueType> flowSpecComponents) {
+        this.flowSpecComponents = flowSpecComponents;
+    }
+
     @Override
     public int hashCode() {
         return Objects.hash(flowSpecComponents);
diff --git a/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecPrefix.java b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecPrefix.java
index a394839..8e83404 100755
--- a/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecPrefix.java
+++ b/protocols/bgp/bgpio/src/main/java/org/onosproject/bgpio/protocol/flowspec/BgpFlowSpecPrefix.java
@@ -41,6 +41,14 @@
      * @param sourcePrefix source prefix
      */
     public BgpFlowSpecPrefix(IpPrefix destinationPrefix, IpPrefix sourcePrefix) {
+        if (destinationPrefix == null) {
+            destinationPrefix = IpPrefix.valueOf(0, 0);
+        }
+
+        if (sourcePrefix == null) {
+            sourcePrefix = IpPrefix.valueOf(0, 0);
+        }
+
         this.destinationPrefix = destinationPrefix;
         this.sourcePrefix = sourcePrefix;
     }