diff --git a/code/lib/addons/package.json b/code/lib/addons/package.json
index 104a9f1bd506..7c7a1a6e1e8c 100644
--- a/code/lib/addons/package.json
+++ b/code/lib/addons/package.json
@@ -51,9 +51,6 @@
     "@storybook/theming": "7.0.0-alpha.34",
     "global": "^4.4.0"
   },
-  "devDependencies": {
-    "@types/webpack-env": "^1.16.0"
-  },
   "peerDependencies": {
     "react": "^16.8.0 || ^17.0.0 || ^18.0.0",
     "react-dom": "^16.8.0 || ^17.0.0 || ^18.0.0"
diff --git a/code/lib/ui/package.json b/code/lib/ui/package.json
index c4f430fbf951..84ae25e40363 100644
--- a/code/lib/ui/package.json
+++ b/code/lib/ui/package.json
@@ -66,8 +66,6 @@
     "@storybook/semver": "^7.3.2",
     "@storybook/theming": "7.0.0-alpha.34",
     "@testing-library/react": "^11.2.2",
-    "@types/node": "^14.0.10 || ^16.0.0",
-    "@types/webpack-env": "^1.16.0",
     "copy-to-clipboard": "^3.3.1",
     "downshift": "^6.0.15",
     "enzyme": "^3.11.0",
diff --git a/code/lib/ui/src/index.tsx b/code/lib/ui/src/index.tsx
index c95b9c418370..28cdda83dac3 100644
--- a/code/lib/ui/src/index.tsx
+++ b/code/lib/ui/src/index.tsx
@@ -1,8 +1,3 @@
-// eslint-disable-next-line @typescript-eslint/triple-slash-reference
-/// <reference path="./typings.d.ts" />
-/// <reference types="node" />
-/// <reference types="webpack-env" />
-
 import global from 'global';
 import React, { FC } from 'react';
 import ReactDOM from 'react-dom';
@@ -30,21 +25,19 @@ ThemeProvider.displayName = 'ThemeProvider';
 // @ts-expect-error (Converted from ts-ignore)
 HelmetProvider.displayName = 'HelmetProvider';
 
-const Container = process.env.XSTORYBOOK_EXAMPLE_APP ? React.StrictMode : React.Fragment;
-
 export interface RootProps {
   provider: Provider;
   history?: History;
 }
 
 export const Root: FC<RootProps> = ({ provider }) => (
-  <Container key="container">
+  <React.StrictMode key="container">
     <HelmetProvider key="helmet.Provider">
       <LocationProvider key="location.provider">
         <Main provider={provider} />
       </LocationProvider>
     </HelmetProvider>
-  </Container>
+  </React.StrictMode>
 );
 
 const Main: FC<{ provider: Provider }> = ({ provider }) => {
diff --git a/code/yarn.lock b/code/yarn.lock
index 416fc2574db1..2f5b80776133 100644
--- a/code/yarn.lock
+++ b/code/yarn.lock
@@ -7086,7 +7086,6 @@ __metadata:
     "@storybook/csf": 0.0.2--canary.0899bb7.0
     "@storybook/router": 7.0.0-alpha.34
     "@storybook/theming": 7.0.0-alpha.34
-    "@types/webpack-env": ^1.16.0
     global: ^4.4.0
   peerDependencies:
     react: ^16.8.0 || ^17.0.0 || ^18.0.0
@@ -9097,8 +9096,6 @@ __metadata:
     "@storybook/semver": ^7.3.2
     "@storybook/theming": 7.0.0-alpha.34
     "@testing-library/react": ^11.2.2
-    "@types/node": ^14.0.10 || ^16.0.0
-    "@types/webpack-env": ^1.16.0
     copy-to-clipboard: ^3.3.1
     downshift: ^6.0.15
     enzyme: ^3.11.0