diff --git a/tests/routes.test.js b/tests/routes.test.js
index 232f8d3..5d58963 100644
--- a/tests/routes.test.js
+++ b/tests/routes.test.js
@@ -22,7 +22,7 @@ describe('API Routes', () => {
     profanityFilter = new ProfanityFilter(':memory:');
     
     // Wait for profanity filter initialization
-    await new Promise(resolve => setTimeout(resolve, 300));
+    await profanityFilter.ready();
     
     // Initialize locations table synchronously
     await new Promise((resolve, reject) => {