diff --git a/install/ajax.install.check.php b/install/ajax.install.check.php
index a754bee72..8bd7306e0 100644
--- a/install/ajax.install.check.php
+++ b/install/ajax.install.check.php
@@ -1,4 +1,5 @@
 <?php
+$g5_path['path'] = '..';
 include_once ('../config.php');
 include_once('../lib/json.lib.php');
 include_once('../lib/common.lib.php');    // 공통 라이브러리
@@ -56,4 +57,4 @@ if(sql_query("DESCRIBE `{$table_prefix}config`", G5_DISPLAY_SQL_ERROR, $dblink))
     die(install_json_msg('주의! 이미 테이블이 존재하므로, 기존 DB 자료가 망실됩니다. 계속 진행하겠습니까?', 'exists'));
 }
 
-die(install_json_msg('ok', 'success'));
\ No newline at end of file
+die(install_json_msg('ok', 'success'));
diff --git a/install/index.php b/install/index.php
index 809079367..27ded035f 100644
--- a/install/index.php
+++ b/install/index.php
@@ -1,6 +1,7 @@
 <?php
 @header('Content-Type: text/html; charset=utf-8');
 @header('X-Robots-Tag: noindex');
+$g5_path['path'] = '..';
 include_once ('../config.php');
 $title = G5_VERSION." 라이센스 확인 1/3";
 include_once ('./install.inc.php');
@@ -50,4 +51,4 @@ function frm_submit(f)
 ?>
 
 <?php
-include_once ('./install.inc2.php');
\ No newline at end of file
+include_once ('./install.inc2.php');
diff --git a/install/install_config.php b/install/install_config.php
index c6005d61a..64f54c3f8 100644
--- a/install/install_config.php
+++ b/install/install_config.php
@@ -8,6 +8,7 @@ header('Pragma: no-cache'); // HTTP/1.0
 @header('Content-Type: text/html; charset=utf-8');
 @header('X-Robots-Tag: noindex');
 
+$g5_path['path'] = '..';
 include_once ('../config.php');
 $title = G5_VERSION." 초기환경설정 2/3";
 include_once ('./install.inc.php');
@@ -221,4 +222,4 @@ function frm_install_submit(f)
 </script>
 
 <?php
-include_once ('./install.inc2.php');
\ No newline at end of file
+include_once ('./install.inc2.php');
diff --git a/install/install_db.php b/install/install_db.php
index 7aeedf1eb..60bdaccf0 100644
--- a/install/install_db.php
+++ b/install/install_db.php
@@ -9,6 +9,7 @@ header('Pragma: no-cache'); // HTTP/1.0
 @header('Content-Type: text/html; charset=utf-8');
 @header('X-Robots-Tag: noindex');
 
+$g5_path['path'] = '..';
 include_once ('../config.php');
 include_once ('../lib/common.lib.php');
 include_once('./install.function.php');    // 인스톨 과정 함수 모음
@@ -674,4 +675,4 @@ if($g5_shop_install) {
 </div>
 
 <?php
-include_once ('./install.inc2.php');
\ No newline at end of file
+include_once ('./install.inc2.php');