diff --git a/backend/src/migrations/1608753440716-CreateTempBansTable.ts b/backend/src/migrations/1608753440716-CreateTempBansTable.ts
index 7599506e..7345d34c 100644
--- a/backend/src/migrations/1608753440716-CreateTempBansTable.ts
+++ b/backend/src/migrations/1608753440716-CreateTempBansTable.ts
@@ -1,8 +1,8 @@
-import { MigrationInterface, QueryRunner, Table } from "typeorm";
+import { MigrationInterface, QueryRunner, Table, TableIndex } from "typeorm";
 
 export class CreateTempBansTable1608753440716 implements MigrationInterface {
   public async up(queryRunner: QueryRunner): Promise<any> {
-    await queryRunner.createTable(
+    const table = await queryRunner.createTable(
       new Table({
         name: "tempbans",
         columns: [
@@ -31,6 +31,12 @@ export class CreateTempBansTable1608753440716 implements MigrationInterface {
         ],
       }),
     );
+    queryRunner.createIndex(
+      "tempbans",
+      new TableIndex({
+        columnNames: ["expires_at"],
+      }),
+    );
   }
 
   public async down(queryRunner: QueryRunner): Promise<any> {