diff --git a/code/addons/a11y/src/a11yRunner.ts b/code/addons/a11y/src/a11yRunner.ts
index bdae3ed91f11..4163017fd7f9 100644
--- a/code/addons/a11y/src/a11yRunner.ts
+++ b/code/addons/a11y/src/a11yRunner.ts
@@ -1,5 +1,3 @@
-/// <reference types="webpack-env" />
-
 import { global } from '@storybook/global';
 import { addons } from '@storybook/preview-api';
 import { EVENTS } from './constants';
@@ -7,10 +5,6 @@ import type { A11yParameters } from './params';
 
 const { document, window: globalWindow } = global;
 
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
-
 const channel = addons.getChannel();
 // Holds axe core running state
 let active = false;
diff --git a/code/addons/a11y/src/index.ts b/code/addons/a11y/src/index.ts
index 2e1faac38ebb..ce28f952df01 100644
--- a/code/addons/a11y/src/index.ts
+++ b/code/addons/a11y/src/index.ts
@@ -1,8 +1,2 @@
-/// <reference types="webpack-env" />
-
 export { PARAM_KEY } from './constants';
 export * from './params';
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
diff --git a/code/addons/actions/src/index.ts b/code/addons/actions/src/index.ts
index af315cb75436..d2d3261dc960 100644
--- a/code/addons/actions/src/index.ts
+++ b/code/addons/actions/src/index.ts
@@ -1,9 +1,3 @@
-/// <reference types="webpack-env" />
-
 export * from './constants';
 export * from './models';
 export * from './runtime';
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
diff --git a/code/addons/backgrounds/src/index.ts b/code/addons/backgrounds/src/index.ts
index d6968d6ab3e3..dafa948eda6c 100644
--- a/code/addons/backgrounds/src/index.ts
+++ b/code/addons/backgrounds/src/index.ts
@@ -1,8 +1,2 @@
-/// <reference types="webpack-env" />
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
-
 // make it work with --isolatedModules
 export default {};
diff --git a/code/addons/highlight/src/index.ts b/code/addons/highlight/src/index.ts
index 0dba067511ec..6849e07e6184 100644
--- a/code/addons/highlight/src/index.ts
+++ b/code/addons/highlight/src/index.ts
@@ -1,8 +1,4 @@
 export { HIGHLIGHT, RESET_HIGHLIGHT } from './constants';
 
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
-
 // make it work with --isolatedModules
 export default {};
diff --git a/code/addons/highlight/src/preview.ts b/code/addons/highlight/src/preview.ts
index 9b90e6224122..926e6dad440d 100644
--- a/code/addons/highlight/src/preview.ts
+++ b/code/addons/highlight/src/preview.ts
@@ -20,10 +20,6 @@ export const highlightObject = (color: string) => ({
   boxShadow: '0 0 0 6px rgba(255,255,255,0.6)',
 });
 
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
-
 interface HighlightInfo {
   /** html selector of the element */
   elements: string[];
diff --git a/code/addons/jest/src/index.ts b/code/addons/jest/src/index.ts
index 5b68c9d9a9a2..bfa9b2efa5e8 100644
--- a/code/addons/jest/src/index.ts
+++ b/code/addons/jest/src/index.ts
@@ -1,5 +1,3 @@
-/// <reference types="webpack-env" />
-
 import { addons } from '@storybook/preview-api';
 import { normalize, sep } from 'upath';
 import { ADD_TESTS, defineJestParameter } from './shared';
@@ -62,7 +60,3 @@ export const withTests = (userOptions: { results: any; filesExt?: string }) => {
     return storyFn();
   };
 };
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
diff --git a/code/addons/links/src/index.ts b/code/addons/links/src/index.ts
index f39228817d21..47751e599680 100644
--- a/code/addons/links/src/index.ts
+++ b/code/addons/links/src/index.ts
@@ -1,5 +1,3 @@
-/// <reference types="webpack-env" />
-
 import { dedent } from 'ts-dedent';
 
 let hasWarned = false;
@@ -20,7 +18,3 @@ export function LinkTo(): null {
 }
 
 export { linkTo, hrefTo, withLinks, navigate } from './utils';
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
diff --git a/code/addons/measure/src/index.ts b/code/addons/measure/src/index.ts
index d6968d6ab3e3..dafa948eda6c 100644
--- a/code/addons/measure/src/index.ts
+++ b/code/addons/measure/src/index.ts
@@ -1,8 +1,2 @@
-/// <reference types="webpack-env" />
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
-
 // make it work with --isolatedModules
 export default {};
diff --git a/code/addons/outline/src/index.ts b/code/addons/outline/src/index.ts
index d6968d6ab3e3..dafa948eda6c 100644
--- a/code/addons/outline/src/index.ts
+++ b/code/addons/outline/src/index.ts
@@ -1,8 +1,2 @@
-/// <reference types="webpack-env" />
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}
-
 // make it work with --isolatedModules
 export default {};
diff --git a/code/addons/storysource/src/index.ts b/code/addons/storysource/src/index.ts
index 5edaf4114ea1..55221ffd2535 100644
--- a/code/addons/storysource/src/index.ts
+++ b/code/addons/storysource/src/index.ts
@@ -1,9 +1,3 @@
-/// <reference types="webpack-env" />
-
 import { ADDON_ID, PANEL_ID } from './events';
 
 export { ADDON_ID, PANEL_ID };
-
-if (module && module.hot && module.hot.decline) {
-  module.hot.decline();
-}