diff --git a/settings.py b/settings.py
index 74ad764f..9dee1051 100644
--- a/settings.py
+++ b/settings.py
@@ -5,7 +5,7 @@ PORT = 8080
 
 BACKEND_URL = "https://localhost:8080"
 
-DB_URL = environ.get("DB_URL") or "sqlite:///db.sqlite3"
+DB_URL = environ.get("DATABASE_URL") or environ.get("DB_URL") or "sqlite:///db.sqlite3"
 JWT_ALGORITHM = "HS256"
 JWT_SECRET_KEY = "8f1bd7696ffb482d8486dfbc6e7d16dd-secret-key"
 JWT_LIFE_SPAN = 24 * 60 * 60  # seconds