diff --git a/docs/データベースセットアップ.txt b/docs/データベースセットアップ.txt
index 14d8667..bb369cb 100644
--- a/docs/データベースセットアップ.txt
+++ b/docs/データベースセットアップ.txt
@@ -2,7 +2,6 @@
 psql -U suti7 -d dislocker
 
 CREATE TABLE club_member (id SERIAL NOT NULL, name VARCHAR(30) NOT NULL, discord_username VARCHAR(32) NOT NULL, discord_userid VARCHAR(18) NOT NULL, PRIMARY KEY (id));
-CREATE TABLE pc_usage_history (id SERIAL NOT NULL, member_id INTEGER NOT NULL, pc_number INTEGER NOT NULL, device_number INTEGER NOT NULL, start_use_time TIMESTAMP NOT NULL, end_use_time TIMESTAMP, use_detail VARCHAR(30), PRIMARY KEY (id), FOREIGN KEY (memb
-er_id) REFERENCES club_member(id));
+CREATE TABLE pc_usage_history (id SERIAL NOT NULL, member_id INTEGER NOT NULL, pc_number INTEGER NOT NULL, device_number INTEGER NOT NULL, start_use_time TIMESTAMP NOT NULL, end_use_time TIMESTAMP, use_detail VARCHAR(30), PRIMARY KEY (id), FOREIGN KEY (member_id) REFERENCES club_member(id));
 
 INSERTのとき文字列はシングルクォーテーションで囲む！！！
\ No newline at end of file