diff --git a/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngConfigurationService.java b/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngConfigurationService.java
index 382f522..ac498dc 100644
--- a/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngConfigurationService.java
+++ b/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngConfigurationService.java
@@ -28,14 +28,14 @@
      *
      * @return the IP address of next hop
      */
-    public IpAddress getNextHopIpAddress();
+    IpAddress getNextHopIpAddress();
 
     /**
      * Gets the MAC address configured for all the public IP addresses.
      *
      * @return the MAC address
      */
-    public MacAddress getPublicFacingMac();
+    MacAddress getPublicFacingMac();
 
     /**
      * Evaluates whether an IP address is an assigned public IP address.
@@ -44,7 +44,7 @@
      * @return true if the input IP address is an assigned public IP address,
      *         otherwise false
      */
-    public boolean isAssignedPublicIpAddress(IpAddress ipAddress);
+    boolean isAssignedPublicIpAddress(IpAddress ipAddress);
 
     /**
      * Gets an available public IP address from local public IP prefixes.
@@ -52,7 +52,7 @@
      * @param privateIpAddress a private IP address
      * @return an available public IP address if it exists, otherwise null
      */
-    public IpAddress getAvailablePublicIpAddress(IpAddress privateIpAddress);
+    IpAddress getAvailablePublicIpAddress(IpAddress privateIpAddress);
 
     /**
      * Gets the public IP address already assigned for a private IP address.
@@ -60,5 +60,5 @@
      * @param privateIpAddress a private IP address
      * @return the assigned public IP address if it exists, otherwise null
      */
-    public IpAddress getAssignedPublicIpAddress(IpAddress privateIpAddress);
+    IpAddress getAssignedPublicIpAddress(IpAddress privateIpAddress);
 }
diff --git a/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngService.java b/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngService.java
index 26e6e10..4ac7606 100644
--- a/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngService.java
+++ b/apps/virtualbng/src/main/java/org/onosproject/virtualbng/VbngService.java
@@ -34,6 +34,6 @@
      * @return the public address if a virtual BGN is successfully created,
      *         otherwise return null
      */
-    public IpAddress createVbng(IpAddress privateIpAddress);
+    IpAddress createVbng(IpAddress privateIpAddress);
 
 }