diff --git a/tests/core/ConfigManager.test.ts b/tests/core/ConfigManager.test.ts
index 497370a..c3e7d5d 100644
--- a/tests/core/ConfigManager.test.ts
+++ b/tests/core/ConfigManager.test.ts
@@ -1,18 +1,17 @@
-// @ts-nocheck
 import { describe, expect, it, mock } from "bun:test";
 import { ConfigManager } from "../../src/core/ConfigManager";
 
 describe("ConfigManager", () => {
 	it("should save and retrieve provider configuration", async () => {
-		const storage = {};
+		const storage: Record<string, string> = {};
 		const redis = {
-			set: mock((key, val) => {
+			set: mock((key: string, val: string) => {
 				storage[key] = val;
 				return Promise.resolve();
 			}),
-			get: mock((key) => Promise.resolve(storage[key] || null)),
+			get: mock((key: string) => Promise.resolve(storage[key] || null)),
 		};
-		const manager = new ConfigManager(redis);
+		const manager = new ConfigManager(redis as any);
 		const traktConfig = {
 			clientId: "trakt-client-id",
 			clientSecret: "trakt-client-secret",
@@ -24,14 +23,14 @@ describe("ConfigManager", () => {
 		await manager.setProviderConfig("trakt", traktConfig);
 		const retrieved = await manager.getProviderConfig("trakt");
 
-		expect(retrieved).toEqual(traktConfig);
+		expect(retrieved).toEqual(traktConfig as any);
 		expect(redis.set).toHaveBeenCalled();
 	});
 
 	it("should return all providers", async () => {
 		const redis = {
 			keys: mock(() => Promise.resolve(["config:trakt", "config:github"])),
-			get: mock((key) =>
+			get: mock((key: string) =>
 				Promise.resolve(
 					JSON.stringify({
 						clientId: `${key}-id`,
@@ -43,7 +42,7 @@ describe("ConfigManager", () => {
 				),
 			),
 		};
-		const manager = new ConfigManager(redis);
+		const manager = new ConfigManager(redis as any);
 
 		const providers = await manager.getAllProviders();
 
@@ -53,10 +52,32 @@ describe("ConfigManager", () => {
 
 	it("should return null for non-existent provider", async () => {
 		const redis = { get: mock(() => Promise.resolve(null)) };
-		const manager = new ConfigManager(redis);
+		const manager = new ConfigManager(redis as any);
 
 		const config = await manager.getProviderConfig("missing-provider");
 
 		expect(config).toBeNull();
 	});
+
+	it("should delete provider configuration and all tenant tokens", async () => {
+		const redis = {
+			del: mock(() => Promise.resolve()),
+			keys: mock(() =>
+				Promise.resolve([
+					"tenant:1:provider:trakt:access_token",
+					"tenant:2:provider:trakt:access_token",
+				]),
+			),
+		};
+		const manager = new ConfigManager(redis as any);
+
+		await manager.deleteProviderConfig("trakt");
+
+		expect(redis.del).toHaveBeenCalledWith("config:trakt");
+		expect(redis.keys).toHaveBeenCalledWith("tenant:*:provider:trakt:*");
+		expect(redis.del).toHaveBeenCalledWith(
+			"tenant:1:provider:trakt:access_token",
+			"tenant:2:provider:trakt:access_token",
+		);
+	});
 });