diff --git a/backend/src/main.mjs b/backend/src/main.mjs
index be29660..b77da3f 100644
--- a/backend/src/main.mjs
+++ b/backend/src/main.mjs
@@ -27,7 +27,7 @@ function escapeHtml(unsafe) {
 
 // db
 
-const db = new Database('ucs.db'); // , { verbose: console.log });
+const db = new Database(process.env.DB || 'ucs.db'); // , { verbose: console.log });
 db.pragma('journal_mode = WAL');
 
 const migrations = [