diff --git a/example.yml b/example.yml
index ccceff9..3512fea 100644
--- a/example.yml
+++ b/example.yml
@@ -55,7 +55,7 @@ https:
 #───┘ PostgreSQL configuration └────────────────────────────────
 
 db:
-  host: changeDATABASE
+  host: localhost
   port: 5432
 
   # Database name
diff --git a/setup.sh b/setup.sh
index 395ef97..4561aac 100644
--- a/setup.sh
+++ b/setup.sh
@@ -50,7 +50,6 @@ misskey
 
 openssl req -new -newkey rsa:4096 -days 365 -nodes -x509 -subj "/C=US/ST=CO/L=Denver/O=$ENDPOINT/CN=$ENDPOINT" -keyout /etc/ssl/certs/privkey.key -out /etc/ssl/certs/fullchain.crt
 sed -i "s/ENDPOINT/${ENDPOINT}/g" /opt/misskey/.config/default.yml
-sed -i "s/changeDATABASE/${DATABASE_HOST}/g" /opt/misskey/.config/default.yml
 sed -i "s/misskeyDATABASE/${DB_NAME}/g" /opt/misskey/.config/default.yml
 sed -i "s/example-misskey-user/${DB_USERNAME}/g" /opt/misskey/.config/default.yml
 sed -i "s/example-misskey-pass/${DB_PASSWORD}/g" /opt/misskey/.config/default.yml