diff --git a/app/soapbox/jest/test-helpers.tsx b/app/soapbox/jest/test-helpers.tsx
index abc13fffb..12e0a2ebb 100644
--- a/app/soapbox/jest/test-helpers.tsx
+++ b/app/soapbox/jest/test-helpers.tsx
@@ -1,3 +1,4 @@
+import { configureMockStore } from '@jedmao/redux-mock-store';
 import { render, RenderOptions } from '@testing-library/react';
 import { merge } from 'immutable';
 import React, { FC, ReactElement } from 'react';
@@ -5,20 +6,19 @@ import { IntlProvider } from 'react-intl';
 import { Provider } from 'react-redux';
 import { MemoryRouter } from 'react-router-dom';
 import { Action, applyMiddleware, createStore } from 'redux';
-import configureMockStore from 'redux-mock-store';
 import thunk from 'redux-thunk';
 import '@testing-library/jest-dom';
 
 import NotificationsContainer from '../features/ui/containers/notifications_container';
 import { default as rootReducer } from '../reducers';
 
-import type { StateRecord } from 'soapbox/reducers';
+import type { AnyAction } from 'redux';
+import type { AppDispatch } from 'soapbox/store';
 
 // Mock Redux
 // https://redux.js.org/recipes/writing-tests/
-const middlewares = [thunk];
-const mockStore = configureMockStore(middlewares);
-let rootState = rootReducer(undefined, {} as Action) as unknown as ReturnType<typeof StateRecord>;
+let rootState = rootReducer(undefined, {} as Action);
+const mockStore = configureMockStore<typeof rootState, AnyAction, AppDispatch>([thunk]);
 
 /** Apply actions to the state, one at a time. */
 const applyActions = (state: any, actions: any, reducer: any) => {
diff --git a/package.json b/package.json
index 7568e6eba..cb9ab4481 100644
--- a/package.json
+++ b/package.json
@@ -202,6 +202,7 @@
     "wicg-inert": "^3.1.1"
   },
   "devDependencies": {
+    "@jedmao/redux-mock-store": "^3.0.5",
     "@testing-library/jest-dom": "^5.16.4",
     "@testing-library/react-hooks": "^8.0.1",
     "@testing-library/user-event": "^14.0.3",
@@ -225,7 +226,6 @@
     "lint-staged": ">=10",
     "raf": "^3.4.1",
     "react-intl-translations-manager": "^5.0.3",
-    "redux-mock-store": "^1.5.4",
     "stylelint": "^13.7.2",
     "stylelint-config-standard": "^22.0.0",
     "stylelint-scss": "^3.18.0",
diff --git a/yarn.lock b/yarn.lock
index 893a03639..8d2248152 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1603,6 +1603,11 @@
   resolved "https://registry.yarnpkg.com/@istanbuljs/schema/-/schema-0.1.3.tgz#e45e384e4b8ec16bce2fd903af78450f6bf7ec98"
   integrity sha512-ZXRY4jNvVgSVQ8DL3LTcakaAtXwTVUxE81hslsyD2AtoXW/wVob10HkOJ1X/pAlcI7D+2YoZKg5do8G/w6RYgA==
 
+"@jedmao/redux-mock-store@^3.0.5":
+  version "3.0.5"
+  resolved "https://registry.yarnpkg.com/@jedmao/redux-mock-store/-/redux-mock-store-3.0.5.tgz#015fa4fc96bfc02b61ca221d9ea0476b78c70c97"
+  integrity sha512-zNcVCd5/ekSMdQWk64CqTPM24D9Lo59st9KvS+fljGpQXV4SliB7Vo0NFQIgvQJWPYeeobdngnrGy0XbCaARNw==
+
 "@jest/console@^27.5.1":
   version "27.5.1"
   resolved "https://registry.yarnpkg.com/@jest/console/-/console-27.5.1.tgz#260fe7239602fe5130a94f1aa386eff54b014bba"
@@ -10028,13 +10033,6 @@ redux-immutable@^4.0.0:
   resolved "https://registry.yarnpkg.com/redux-immutable/-/redux-immutable-4.0.0.tgz#3a1a32df66366462b63691f0e1dc35e472bbc9f3"
   integrity sha1-Ohoy32Y2ZGK2NpHw4dw15HK7yfM=
 
-redux-mock-store@^1.5.4:
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/redux-mock-store/-/redux-mock-store-1.5.4.tgz#90d02495fd918ddbaa96b83aef626287c9ab5872"
-  integrity sha512-xmcA0O/tjCLXhh9Fuiq6pMrJCwFRaouA8436zcikdIpYWWCjU76CRk+i2bHx8EeiSiMGnB85/lZdU3wIJVXHTA==
-  dependencies:
-    lodash.isplainobject "^4.0.6"
-
 redux-thunk@^2.2.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/redux-thunk/-/redux-thunk-2.3.0.tgz#51c2c19a185ed5187aaa9a2d08b666d0d6467622"