diff --git a/src/main/java/com/palnet/biz/api/acnt/crtfyhp/service/AcntCrtfyhpService.java b/src/main/java/com/palnet/biz/api/acnt/crtfyhp/service/AcntCrtfyhpService.java
index 4390927..bde351d 100644
--- a/src/main/java/com/palnet/biz/api/acnt/crtfyhp/service/AcntCrtfyhpService.java
+++ b/src/main/java/com/palnet/biz/api/acnt/crtfyhp/service/AcntCrtfyhpService.java
@@ -183,12 +183,13 @@ public class AcntCrtfyhpService {
     }
 	
 	
-	public static String numberGen(int len, int dupCd){
+	public static final String numberGen(int len, int dupCd){
 		Random rand = new Random();
 		String numStr = ""; //난수가 저장될 변수
 		for(int i = 0; i < len; i++){
 	         //0~9 까지 난수 생성
 	
+
 			String ran = Integer.toString(rand.nextInt(10));
 	    	if(dupCd == 1){
 	         	 //중복 허용시 numStr에 append