diff --git a/compose.yml b/compose.yml
index b35bc3c0..20f9c285 100755
--- a/compose.yml
+++ b/compose.yml
@@ -10,7 +10,7 @@ services:
       TZ: Asia/Tokyo
       MARIADB_USERNAME: root
       MARIADB_PASSWORD: password
-      MARIADB_HOSTNAME: mysql
+      MARIADB_HOSTNAME: db
       MARIADB_DATABASE: knoQ
       ORIGIN: http://localhost:6006
       SESSION_KEY: ${SESSION_KEY:-random32wordsXXXXXXXXXXXXXXXXXXX}
@@ -28,7 +28,7 @@ services:
     ports:
       - "${APP_PORT:-3000}:3000"
     depends_on:
-      mysql:
+      db:
         condition: service_healthy
     develop:
       watch:
@@ -58,5 +58,5 @@ services:
     ports:
       - "8000:8080"
     depends_on:
-      mysql:
+      db:
         condition: service_healthy