diff --git a/src/config.ts b/src/config.ts
index f42dbb2..f6ce95a 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -30,9 +30,7 @@ export const config = {
    * Postgres: 'postgres://root:dwn@localhost:5432/dwn'
    * MySQL: 'mysql://root:dwn@localhost:3306/dwn'
    */
-  ttlCacheUrl: process.env.DWN_TTL_CACHE_URL || 'mysql://root:dwn@localhost:3306/dwn',
-  // ttlCacheUrl: process.env.DWN_TTL_CACHE_URL || 'sqlite://',
-  // ttlCacheUrl: process.env.DWN_TTL_CACHE_URL || 'postgres://root:dwn@localhost:5432/dwn',
+  ttlCacheUrl: process.env.DWN_TTL_CACHE_URL || 'sqlite://',
 
   /**
    * Used to populate the `version` and `sdkVersion` properties returned by the `/info` endpoint.
diff --git a/tests/connection/connection-manager.spec.ts b/tests/connection/connection-manager.spec.ts
index c49edaf..9e62932 100644
--- a/tests/connection/connection-manager.spec.ts
+++ b/tests/connection/connection-manager.spec.ts
@@ -13,7 +13,7 @@ import { JsonRpcSocket } from '../../src/json-rpc-socket.js';
 
 chai.use(chaiAsPromised);
 
-describe.only('InMemoryConnectionManager', () => {
+describe('InMemoryConnectionManager', () => {
   let dwn: Dwn;
   let connectionManager: InMemoryConnectionManager;
   let httpApi: HttpApi;