diff --git a/plugins/notifications-backend/src/database/DatabaseNotificationsStore.ts b/plugins/notifications-backend/src/database/DatabaseNotificationsStore.ts
index afd94fd69d..0ff1d10c56 100644
--- a/plugins/notifications-backend/src/database/DatabaseNotificationsStore.ts
+++ b/plugins/notifications-backend/src/database/DatabaseNotificationsStore.ts
@@ -99,7 +99,6 @@ export class DatabaseNotificationsStore implements NotificationsStore {
   ) => {
     const { user } = options;
     const isSQLite = this.db.client.config.client.includes('sqlite3');
-    // const isPsql = this.db.client.config.client.includes('pg');
 
     const query = this.db('notification').where('user', user);
 
diff --git a/plugins/notifications-backend/src/service/router.ts b/plugins/notifications-backend/src/service/router.ts
index 45a9c56e59..b99350e9e4 100644
--- a/plugins/notifications-backend/src/service/router.ts
+++ b/plugins/notifications-backend/src/service/router.ts
@@ -205,7 +205,7 @@ export async function createRouter(
       // or keep undefined
     }
     if (req.query.created_after) {
-      const sinceEpoch = Date.parse(req.query.created_after.toString());
+      const sinceEpoch = Date.parse(String(req.query.created_after));
       if (isNaN(sinceEpoch)) {
         throw new InputError('Unexpected date format');
       }