diff --git a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNodeIdentifier.java b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNodeIdentifier.java
index 871b683..512b104 100644
--- a/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNodeIdentifier.java
+++ b/utils/yangutils/src/main/java/org/onosproject/yangutils/datamodel/YangNodeIdentifier.java
@@ -22,10 +22,10 @@
 public class YangNodeIdentifier {
 
     // Name of the node.
-    String name;
+    private String name;
 
     // Prefix of the node.
-    String prefix;
+    private String prefix;
 
     /**
      * Creates an instance of YANG node identifier.