diff --git a/packages/backend/migration/1665091090561-add-renote-muting.js b/packages/backend/migration/1665091090561-add-renote-muting.js
new file mode 100644
index 0000000000..f871148514
--- /dev/null
+++ b/packages/backend/migration/1665091090561-add-renote-muting.js
@@ -0,0 +1,20 @@
+
+export class addRenoteMuting1665091090561 {
+	constructor() {
+		this.name = 'addRenoteMuting1665091090561';
+	}
+
+	async up(queryRunner) {
+		await queryRunner.query(`CREATE TABLE "renote_muting" ("id" character varying(32) NOT NULL, "createdAt" TIMESTAMP WITH TIME ZONE NOT NULL, "muteeId" character varying(32) NOT NULL, "muterId" character varying(32) NOT NULL, CONSTRAINT "PK_renoteMuting_id" PRIMARY KEY ("id"))`);
+		await queryRunner.query(`CREATE INDEX "IDX_renote_muting_createdAt" ON "muting" ("createdAt") `);
+		await queryRunner.query(`CREATE INDEX "IDX_renote_muting_muteeId" ON "muting" ("muteeId") `);
+		await queryRunner.query(`CREATE INDEX "IDX_renote_muting_muterId" ON "muting" ("muterId") `);
+	}
+
+	async down(queryRunner) {
+		await queryRunner.query(`DROP INDEX "IDX_renote_muting_createdAt"`);
+		await queryRunner.query(`DROP INDEX "IDX_renote_muting_muteeId"`);
+		await queryRunner.query(`DROP INDEX "IDX_renote_muting_muterId"`);
+		await queryRunner.query(`DROP TABLE "renote_muting"`);
+	}
+}