diff --git a/programs/create/lib/utils.ts b/programs/create/lib/utils.ts
index cb8363c8..bc76e7eb 100644
--- a/programs/create/lib/utils.ts
+++ b/programs/create/lib/utils.ts
@@ -73,13 +73,11 @@ export function isExternalTemplate(templateName: string) {
 }
 
 export function isTypeScriptTemplate(templateName: string) {
-  if (isExternalTemplate(templateName)) {
-    return false
-  }
-
   return (
-    templateName === 'typescript' ||
-    templateName.startsWith('typescript-') ||
-    templateName.endsWith('-typescript')
+    templateName.includes('typescript') ||
+    templateName.includes('react') ||
+    templateName.includes('preact') ||
+    templateName.includes('svelte') ||
+    templateName.includes('solid')
   )
 }
diff --git a/programs/create/steps/generate-extension-types.ts b/programs/create/steps/generate-extension-types.ts
index 49fb80f3..3c56e20e 100644
--- a/programs/create/steps/generate-extension-types.ts
+++ b/programs/create/steps/generate-extension-types.ts
@@ -16,15 +16,15 @@ export async function generateExtensionTypes(
   const extensionEnvFile = path.join(projectPath, 'extension-env.d.ts')
   const typePath =
     process.env.EXTENSION_ENV === 'development'
-      ? path.resolve(process.cwd(), 'programs/develop/types')
-      : 'extension-develop/dist/types'
+      ? path.resolve(process.cwd(), 'programs/cli/types')
+      : 'extension/dist/types'
 
   const fileContent = `\
 // Required Extension.js types for TypeScript projects.
-// This file auto-generated and should not be excluded.
-// If you need extra types, consider creating a new *.d.ts and
-// referencing it in the "include" array in your tsconfig.json file.
-// See https://www.typescriptlang.org/tsconfig#include for info.
+// This file is auto-generated and should not be excluded.
+// If you need additional types, consider creating a new *.d.ts file and
+// referencing it in the "include" array of your tsconfig.json file.
+// See https://www.typescriptlang.org/tsconfig#include for more information.
 /// <reference types="${typePath}/index.d.ts" />
 
 // Polyfill types for browser.* APIs.
diff --git a/programs/develop/commands/commands-lib/generate-extension-types.ts b/programs/develop/commands/commands-lib/generate-extension-types.ts
index e25a0909..4ac3946a 100644
--- a/programs/develop/commands/commands-lib/generate-extension-types.ts
+++ b/programs/develop/commands/commands-lib/generate-extension-types.ts
@@ -9,22 +9,19 @@ import path from 'path'
 import fs from 'fs/promises'
 import * as messages from './messages'
 
-export default async function generateExtensionTypes(projectDir: string) {
-  const extensionEnvFile = path.join(projectDir, 'extension-env.d.ts')
-  const typesFolderPath = path.join(__dirname, 'types')
-  const relativeTypePath = path.relative(projectDir, typesFolderPath)
-
+export async function generateExtensionTypes(projectPath: string) {
+  const extensionEnvFile = path.join(projectPath, 'extension-env.d.ts')
   const typePath =
     process.env.EXTENSION_ENV === 'development'
-      ? relativeTypePath
-      : `extension-develop/dist/types`
+      ? path.resolve(process.cwd(), 'programs/cli/types')
+      : 'extension/dist/types'
 
   const fileContent = `\
 // Required Extension.js types for TypeScript projects.
 // This file is auto-generated and should not be excluded.
-// If you need extra types, consider creating a new *.d.ts and
+// If you need additional types, consider creating a new *.d.ts file and
 // referencing it in the "include" array of your tsconfig.json file.
-// See https://www.typescriptlang.org/tsconfig#include for info.
+// See https://www.typescriptlang.org/tsconfig#include for more information.
 /// <reference types="${typePath}/index.d.ts" />
 
 // Polyfill types for browser.* APIs.
@@ -34,14 +31,23 @@ export default async function generateExtensionTypes(projectDir: string) {
   try {
     // Check if the file exists
     await fs.access(extensionEnvFile)
+
+    // Read the file content
+    const existingContent = await fs.readFile(extensionEnvFile, 'utf8')
+
+    // Check if the file contains the "develop/dist/types" string
+    if (existingContent.includes('develop/dist/types')) {
+      // Rewrite previous path for versions < 2.0.0. See #162
+      await fs.writeFile(extensionEnvFile, fileContent)
+    }
   } catch (err) {
     // File does not exist, continue to write it
-    const manifest = require(path.join(projectDir, 'manifest.json'))
+    const manifest = require(path.join(projectPath, 'manifest.json'))
     console.log(messages.writingTypeDefinitions(manifest))
     try {
       await fs.writeFile(extensionEnvFile, fileContent)
     } catch (writeErr) {
-      console.log(messages.writeTypeDefinitionsError(writeErr))
+      console.log(messages.writingTypeDefinitionsError(writeErr))
     }
   }
 }
diff --git a/programs/develop/commands/commands-lib/messages.ts b/programs/develop/commands/commands-lib/messages.ts
index 741bc008..8e6d9409 100644
--- a/programs/develop/commands/commands-lib/messages.ts
+++ b/programs/develop/commands/commands-lib/messages.ts
@@ -240,7 +240,7 @@ export function writingTypeDefinitions(manifest: Manifest) {
   )
 }
 
-export function writeTypeDefinitionsError(error: any) {
+export function writingTypeDefinitionsError(error: any) {
   return `${getLoggingPrefix(
     'error'
   )} Failed to write the extension type definition. ${red(error)}`
diff --git a/programs/develop/commands/dev.ts b/programs/develop/commands/dev.ts
index 56305c60..92eb784a 100644
--- a/programs/develop/commands/dev.ts
+++ b/programs/develop/commands/dev.ts
@@ -8,7 +8,7 @@
 import fs from 'fs'
 import path from 'path'
 import {devServer} from '../webpack/dev-server'
-import generateExtensionTypes from './commands-lib/generate-extension-types'
+import {generateExtensionTypes} from './commands-lib/generate-extension-types'
 import {isUsingTypeScript} from '../webpack/plugin-js-frameworks/js-tools/typescript'
 import {getProjectPath} from './commands-lib/get-project-path'
 import * as messages from './commands-lib/messages'