diff --git a/hwe/sql/reset.sql b/hwe/sql/reset.sql
index c310970b..2595f65e 100644
--- a/hwe/sql/reset.sql
+++ b/hwe/sql/reset.sql
@@ -21,6 +21,7 @@ DROP TABLE IF EXISTS message;
 
 # 외교 테이블 삭제
 DROP TABLE IF EXISTS diplomacy;
+DROP TABLE IF EXISTS ng_diplomacy;
 
 # 토너먼트 테이블 삭제
 DROP TABLE IF EXISTS tournament;
diff --git a/hwe/sql/schema.sql b/hwe/sql/schema.sql
index 6aef4421..01babc4b 100644
--- a/hwe/sql/schema.sql
+++ b/hwe/sql/schema.sql
@@ -653,6 +653,24 @@ create table diplomacy (
   UNIQUE INDEX `me` (`me`, `you`)
   ) ENGINE=INNODB DEFAULT CHARSET=utf8mb4;
 
+CREATE TABLE `ng_diplomacy` (
+	`no` INT(11) NOT NULL AUTO_INCREMENT,
+	`src_nation_id` INT(11) NOT NULL,
+	`dest_nation_id` INT(11) NOT NULL,
+	`group_id` INT(11) NOT NULL,
+	`revision` INT(11) NOT NULL DEFAULT '1',
+	`state` ENUM('proposed','activaed','cancelled') NOT NULL DEFAULT 'proposed',
+	`text_brief` TEXT NOT NULL,
+	`text_detail` TEXT NOT NULL,
+	`date` DATETIME NOT NULL,
+	`src_signer` INT(11) NOT NULL,
+	`dest_signer` INT(11) NULL DEFAULT NULL,
+	`aux` TEXT NULL DEFAULT NULL,
+	PRIMARY KEY (`no`),
+	INDEX `by_group` (`src_nation_id`, `dest_nation_id`, `group_id`, `revision`)
+)
+ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
+
 ###########################################################################
 ## 토너먼트 테이블
 ###########################################################################