diff --git a/AstuteSystem/src/main/java/com/astute/resources/InvoiceResource.java b/AstuteSystem/src/main/java/com/astute/resources/InvoiceResource.java
index d2f7d0e..43c4a95 100644
--- a/AstuteSystem/src/main/java/com/astute/resources/InvoiceResource.java
+++ b/AstuteSystem/src/main/java/com/astute/resources/InvoiceResource.java
@@ -79,7 +79,6 @@ public class InvoiceResource {
     @Path("/generateInvoiceNumber/{PONum}")
     @GET
     public Response generateInvoiceNumber(@PathParam("PONum") String PONum) throws AstuteException {
-
         return new ApiResponse(service.generateInvoiceNumber(PONum)).toResponse();
     }
 
@@ -96,4 +95,10 @@ public class InvoiceResource {
         service.voidInvoice(InvoiceNumber);
         return new ApiResponse(ApiResponse.UPDATE_ACCESS_SUCESS).toResponse();
     }
+
+    @Path("/{InvoiceNumber}/duplicate")
+    @PUT
+    public Response duplicateInvoice(@PathParam("InvoiceNumber") String InvoiceNumber) throws AstuteException {
+        return new ApiResponse(service.dupliateInvoice(InvoiceNumber)).toResponse();
+    }
 }