diff --git a/src/main/java/com/nis/web/service/configuration/AppCfgService.java b/src/main/java/com/nis/web/service/configuration/AppCfgService.java
index d09ac8ce1..aa1887e96 100644
--- a/src/main/java/com/nis/web/service/configuration/AppCfgService.java
+++ b/src/main/java/com/nis/web/service/configuration/AppCfgService.java
@@ -415,7 +415,7 @@ public class AppCfgService extends BaseService {
 		
 		if(isAudit==1){
 			if(entity.getBehavCode()!=null){
-				entity.setCfgKeywords(entity.getAppCode()+"&"+entity.getBehavCode());
+				entity.setCfgKeywords(entity.getAppCode()+Constants.KEYWORD_EXPR+entity.getBehavCode());
 			}else{
 				entity.setCfgKeywords(entity.getAppCode()+"");
 			}