diff --git a/src/lib/services/permission-ranks.test.ts b/src/lib/services/permission-ranks.test.ts
index fed9925904..a7b31eaa4e 100644
--- a/src/lib/services/permission-ranks.test.ts
+++ b/src/lib/services/permission-ranks.test.ts
@@ -1,12 +1,21 @@
+import type { SQL } from "drizzle-orm";
+import { MySqlDialect } from "drizzle-orm/mysql-core";
 import { describe, expect, it } from "vitest";
 
 import {
+	fetchEmulatorRankForEdit,
 	getRankPermissionColumn,
 	RANK_GENERAL_FIELDS,
 	splitRankUpdateFields,
 	toPermissionValue,
 } from "./permission-ranks";
 
+const dialect = new MySqlDialect();
+
+function queryText(query: SQL | string) {
+	return typeof query === "string" ? query : dialect.sqlToQuery(query).sql;
+}
+
 describe("getRankPermissionColumn", () => {
 	it("returns rank_N for valid rank", () => {
 		expect(getRankPermissionColumn(1)).toBe("rank_1");
@@ -76,3 +85,50 @@ describe("RANK_GENERAL_FIELDS", () => {
 		expect(RANK_GENERAL_FIELDS.has("nonexistent")).toBe(false);
 	});
 });
+
+describe("fetchEmulatorRankForEdit", () => {
+	it("repairs a missing permission_definitions column before loading an existing rank", async () => {
+		let hasRankColumn = false;
+		const db = {
+			execute: async (query: SQL | string) => {
+				const text = queryText(query);
+				if (text.includes("FROM permission_ranks")) {
+					return [
+						[
+							{
+								id: 11,
+								rank_name: "Developer",
+								level: 11,
+							},
+						],
+						[],
+					];
+				}
+				if (text.includes("FROM information_schema.columns")) {
+					return [[{ c: hasRankColumn ? 1 : 0 }], []];
+				}
+				if (text.includes("ALTER TABLE permission_definitions")) {
+					hasRankColumn = true;
+					return [{ affectedRows: 0 }, []];
+				}
+				if (text.includes("FROM permission_definitions")) {
+					if (!hasRankColumn) throw new Error("Unknown column 'rank_11'");
+					return [
+						[{ permission_key: "cmd_ban", max_value: 1, value: 0 }],
+						[],
+					];
+				}
+				throw new Error(`Unexpected query: ${text}`);
+			},
+			transaction: async () => {
+				throw new Error("Unexpected transaction");
+			},
+		};
+
+		await expect(fetchEmulatorRankForEdit(db as never, 11)).resolves.toMatchObject({
+			id: 11,
+			permissions: { cmd_ban: "0" },
+		});
+		expect(hasRankColumn).toBe(true);
+	});
+});
diff --git a/src/lib/services/permission-ranks.ts b/src/lib/services/permission-ranks.ts
index bb1e60e614..d8db442917 100644
--- a/src/lib/services/permission-ranks.ts
+++ b/src/lib/services/permission-ranks.ts
@@ -124,6 +124,7 @@ export async function fetchEmulatorRankForEdit(
 	);
 	if (rankRows.length === 0) return null;
 
+	await ensurePermissionRankColumn(db, rankId);
 	const rankColumn = getRankPermissionColumn(rankId);
 	const permissionRows = await rawRows<
 		{