diff --git a/src/main/java/geoinfo/drilling/inquiry/service/impl/DrillingInquiryServiceImpl.java b/src/main/java/geoinfo/drilling/inquiry/service/impl/DrillingInquiryServiceImpl.java
index 9521eb9f..22810ae5 100644
--- a/src/main/java/geoinfo/drilling/inquiry/service/impl/DrillingInquiryServiceImpl.java
+++ b/src/main/java/geoinfo/drilling/inquiry/service/impl/DrillingInquiryServiceImpl.java
@@ -42,22 +42,23 @@ public class DrillingInquiryServiceImpl implements DrillingInquiryService {
         
         //로그인된 계정으로 아래 코드를 구해야 함. 20240820 1915
         
+        String referrer = request. getHeader("referer");
         
         String masterCompanyOCode = "01";
-        if( request.getRequestURI().equals("/drilling/inquiry/list.do") ) {
-        	masterCompanyOCode = "null";
+        if( referrer.indexOf("/drilling/inquiry-project.do") == -1 ) {
+        	masterCompanyOCode = null;
         }
         params.put("masterCompanyOCode", masterCompanyOCode);
         
         String masterCompanyTwCode  = "01";
-        if( request.getRequestURI().equals("/drilling/inquiry/list.do") ) {
-        	masterCompanyTwCode = "null";
+        if( referrer.indexOf("/drilling/inquiry-project.do") == -1 ) {
+        	masterCompanyTwCode = null;
         }
         params.put("masterCompanyTwCode", masterCompanyTwCode);
         
         String masterCompanyThCode = "002";
-        if( request.getRequestURI().equals("/drilling/inquiry/list.do") ) {
-        	masterCompanyThCode = "null";
+        if( referrer.indexOf("/drilling/inquiry-project.do") == -1 ) {
+        	masterCompanyThCode = null;
         }
         params.put("masterCompanyThCode", masterCompanyThCode);