diff --git a/package.json b/package.json
index 50cee787a..89ba7e31d 100644
--- a/package.json
+++ b/package.json
@@ -100,7 +100,7 @@
     "fake-indexeddb": "^4.0.0",
     "jest": "^29.0.0",
     "jest-localstorage-mock": "^2.4.6",
-    "jest-mock": "^27.5.1",
+    "jest-mock": "^29.0.0",
     "jest-sonar-reporter": "^2.0.0",
     "jsdoc": "^3.6.6",
     "matrix-mock-request": "^2.5.0",
diff --git a/spec/test-utils/client.ts b/spec/test-utils/client.ts
index 3cacd179d..79af87022 100644
--- a/spec/test-utils/client.ts
+++ b/spec/test-utils/client.ts
@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import { MethodKeysOf, mocked, MockedObject } from "jest-mock";
+import { MethodLikeKeys, mocked, MockedObject } from "jest-mock";
 
 import { ClientEventHandlerMap, EmittedEvents, MatrixClient } from "../../src/client";
 import { TypedEventEmitter } from "../../src/models/typed-event-emitter";
@@ -26,7 +26,7 @@ import { User } from "../../src/models/user";
  * to MatrixClient events
  */
 export class MockClientWithEventEmitter extends TypedEventEmitter<EmittedEvents, ClientEventHandlerMap> {
-    constructor(mockProperties: Partial<Record<MethodKeysOf<MatrixClient>, unknown>> = {}) {
+    constructor(mockProperties: Partial<Record<MethodLikeKeys<MatrixClient>, unknown>> = {}) {
         super();
         Object.assign(this, mockProperties);
     }
@@ -44,7 +44,7 @@ export class MockClientWithEventEmitter extends TypedEventEmitter<EmittedEvents,
  * ```
  */
 export const getMockClientWithEventEmitter = (
-    mockProperties: Partial<Record<MethodKeysOf<MatrixClient>, unknown>>,
+    mockProperties: Partial<Record<MethodLikeKeys<MatrixClient>, unknown>>,
 ): MockedObject<MatrixClient> => {
     const mock = mocked(new MockClientWithEventEmitter(mockProperties) as unknown as MatrixClient);
     return mock;
@@ -84,7 +84,7 @@ export const mockClientMethodsEvents = () => ({
 /**
  * Returns basic mocked client methods related to server support
  */
-export const mockClientMethodsServer = (): Partial<Record<MethodKeysOf<MatrixClient>, unknown>> => ({
+export const mockClientMethodsServer = (): Partial<Record<MethodLikeKeys<MatrixClient>, unknown>> => ({
     doesServerSupportSeparateAddAndBind: jest.fn(),
     getIdentityServerUrl: jest.fn(),
     getHomeserverUrl: jest.fn(),
diff --git a/spec/unit/http-api/index.spec.ts b/spec/unit/http-api/index.spec.ts
index 89e122452..55a4d49df 100644
--- a/spec/unit/http-api/index.spec.ts
+++ b/spec/unit/http-api/index.spec.ts
@@ -28,7 +28,7 @@ describe("MatrixHttpApi", () => {
     const baseUrl = "http://baseUrl";
     const prefix = ClientPrefix.V3;
 
-    let xhr: Partial<Writeable<XMLHttpRequest>>;
+    let xhr: Writeable<XMLHttpRequest>;
     let upload: Promise<UploadResponse>;
 
     const DONE = 0;
@@ -44,7 +44,7 @@ describe("MatrixHttpApi", () => {
             setRequestHeader: jest.fn(),
             onreadystatechange: undefined,
             getResponseHeader: jest.fn(),
-        };
+        } as unknown as XMLHttpRequest;
         // We stub out XHR here as it is not available in JSDOM
         // @ts-ignore
         global.XMLHttpRequest = jest.fn().mockReturnValue(xhr);
@@ -62,7 +62,7 @@ describe("MatrixHttpApi", () => {
     });
 
     it("should fall back to `fetch` where xhr is unavailable", () => {
-        global.XMLHttpRequest = undefined;
+        global.XMLHttpRequest = undefined!;
         const fetchFn = jest.fn().mockResolvedValue({ ok: true, json: jest.fn().mockResolvedValue({}) });
         const api = new MatrixHttpApi(new TypedEventEmitter<any, any>(), { baseUrl, prefix, fetchFn });
         upload = api.uploadContent({} as File);
diff --git a/yarn.lock b/yarn.lock
index 57fda872a..67200d97f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1278,17 +1278,6 @@
     slash "^3.0.0"
     write-file-atomic "^4.0.1"
 
-"@jest/types@^27.5.1":
-  version "27.5.1"
-  resolved "https://registry.yarnpkg.com/@jest/types/-/types-27.5.1.tgz#3c79ec4a8ba61c170bf937bcf9e98a9df175ec80"
-  integrity sha512-Cx46iJ9QpwQTjIdq5VJu2QTMMs3QlEjI0x1QbBP5W1+nMzyc2XmimiRR/CbX9TO0cPTeUlxWMOu8mslYsJ8DEw==
-  dependencies:
-    "@types/istanbul-lib-coverage" "^2.0.0"
-    "@types/istanbul-reports" "^3.0.0"
-    "@types/node" "*"
-    "@types/yargs" "^16.0.0"
-    chalk "^4.0.0"
-
 "@jest/types@^28.1.3":
   version "28.1.3"
   resolved "https://registry.yarnpkg.com/@jest/types/-/types-28.1.3.tgz#b05de80996ff12512bc5ceb1d208285a7d11748b"
@@ -1705,13 +1694,6 @@
   resolved "https://registry.yarnpkg.com/@types/yargs-parser/-/yargs-parser-21.0.0.tgz#0c60e537fa790f5f9472ed2776c2b71ec117351b"
   integrity sha512-iO9ZQHkZxHn4mSakYV0vFHAVDyEOIJQrV2uZ06HxEPcx+mt8swXoZHIbaaJ2crJYFfErySgktuTZ3BeLz+XmFA==
 
-"@types/yargs@^16.0.0":
-  version "16.0.4"
-  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-16.0.4.tgz#26aad98dd2c2a38e421086ea9ad42b9e51642977"
-  integrity sha512-T8Yc9wt/5LbJyCaLiHPReJa0kApcIgJ7Bn735GjItUfh08Z1pJvu8QZqb9s+mMvKV6WUQRV7K2R46YbjMXTTJw==
-  dependencies:
-    "@types/yargs-parser" "*"
-
 "@types/yargs@^17.0.8":
   version "17.0.13"
   resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-17.0.13.tgz#34cced675ca1b1d51fcf4d34c3c6f0fa142a5c76"
@@ -4348,15 +4330,7 @@ jest-message-util@^29.2.1:
     slash "^3.0.0"
     stack-utils "^2.0.3"
 
-jest-mock@^27.5.1:
-  version "27.5.1"
-  resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-27.5.1.tgz#19948336d49ef4d9c52021d34ac7b5f36ff967d6"
-  integrity sha512-K4jKbY1d4ENhbrG2zuPWaQBvDly+iZ2yAW+T1fATN78hc0sInwn7wZB8XtlNnvHug5RMwV897Xm4LqmPM4e2Og==
-  dependencies:
-    "@jest/types" "^27.5.1"
-    "@types/node" "*"
-
-jest-mock@^29.2.1:
+jest-mock@^29.0.0, jest-mock@^29.2.1:
   version "29.2.1"
   resolved "https://registry.yarnpkg.com/jest-mock/-/jest-mock-29.2.1.tgz#a0d361cffcb28184fa9c5443adbf591fa5759775"
   integrity sha512-NDphaY/GqyQpTfnTZiTqqpMaw4Z0I7XnB7yBgrT6IwYrLGxpOhrejYr4ANY4YvO2sEGdd8Tx/6D0+WLQy7/qDA==