diff --git a/packages/utils/upgrade/resources/examples/disable-jsx-buttons.code.ts b/packages/utils/upgrade/resources/examples/disable-jsx-buttons.code.ts
new file mode 100644
index 0000000000..60aa33eaf6
--- /dev/null
+++ b/packages/utils/upgrade/resources/examples/disable-jsx-buttons.code.ts
@@ -0,0 +1,42 @@
+import type { Transform } from 'jscodeshift';
+import { relative } from 'node:path';
+
+const transform: Transform = (file, api) => {
+  const j = api.jscodeshift;
+  const root = j.withParser('JSX')(file.source);
+
+  const isReactFile = file.path.endsWith('.jsx') || file.path.endsWith('.tsx');
+
+  if (!isReactFile) {
+    return root.toSource();
+  }
+
+  const fileName = relative(process.cwd(), file.path);
+
+  console.log(`Found React file: ${fileName}`);
+
+  const buttons = root.findJSXElements('Button');
+
+  console.log(`Found ${buttons.length} buttons in ${fileName}`);
+
+  buttons.forEach((button) => {
+    const { openingElement } = button.node;
+    const isDisabled = openingElement.attributes.some(
+      (attribute) => j.JSXAttribute.check(attribute) && attribute.name.name === 'disabled'
+    );
+
+    console.log(`Is disabled? ${isDisabled}`);
+
+    if (!isDisabled) {
+      openingElement.attributes.push(
+        j.jsxAttribute(j.jsxIdentifier('disabled'), j.jsxExpressionContainer(j.literal(true)))
+      );
+
+      console.log('Added the disabled attribute');
+    }
+  });
+
+  return root.toSource();
+};
+
+export default transform;
diff --git a/packages/utils/upgrade/src/modules/project/__tests__/project.test.ts b/packages/utils/upgrade/src/modules/project/__tests__/project.test.ts
index 61845e724a..fc5f2fc90c 100644
--- a/packages/utils/upgrade/src/modules/project/__tests__/project.test.ts
+++ b/packages/utils/upgrade/src/modules/project/__tests__/project.test.ts
@@ -23,6 +23,8 @@ const srcFiles = {
   'b.ts': 'console.log("b.ts")',
   'c.js': 'console.log("c.js")',
   'd.json': `{ "foo": "bar", "bar": 123 }`,
+  'e.jsx': `console.log('e.jsx')`,
+  'f.tsx': `console.log('f.tsx')`,
 };
 
 const defaultVolume = { 'package.json': packageJSONFile, src: srcFiles };
@@ -92,7 +94,7 @@ describe('Project', () => {
 
       const project = projectFactory(defaultCWD);
 
-      expect(project.files.length).toBe(5);
+      expect(project.files.length).toBe(7);
       expect(project.files).toStrictEqual(
         expect.arrayContaining([path.join(defaultCWD, 'package.json'), ...srcFilenames(defaultCWD)])
       );
@@ -111,7 +113,7 @@ describe('Project', () => {
 
       project.refresh();
 
-      expect(project.files.length).toBe(5);
+      expect(project.files.length).toBe(7);
       expect(project.files).toStrictEqual(
         expect.arrayContaining([path.join(defaultCWD, 'package.json'), ...srcFilenames(defaultCWD)])
       );
@@ -149,6 +151,22 @@ describe('Project', () => {
       );
     });
 
+    test('Get .jsx files only', () => {
+      const project = projectFactory(defaultCWD);
+
+      const tsFiles = project.getFilesByExtensions(['.jsx']);
+
+      expect(tsFiles).toStrictEqual(expect.arrayContaining([srcFilename(defaultCWD, 'e.jsx')]));
+    });
+
+    test('Get .tsx files only', () => {
+      const project = projectFactory(defaultCWD);
+
+      const tsFiles = project.getFilesByExtensions(['.tsx']);
+
+      expect(tsFiles).toStrictEqual(expect.arrayContaining([srcFilename(defaultCWD, 'f.tsx')]));
+    });
+
     test('Get both .js and .ts files', () => {
       const project = projectFactory(defaultCWD);
 
diff --git a/packages/utils/upgrade/src/modules/project/constants.ts b/packages/utils/upgrade/src/modules/project/constants.ts
index 06293f6e44..c65589ba61 100644
--- a/packages/utils/upgrade/src/modules/project/constants.ts
+++ b/packages/utils/upgrade/src/modules/project/constants.ts
@@ -2,7 +2,22 @@ export const PROJECT_PACKAGE_JSON = 'package.json';
 
 export const PROJECT_DEFAULT_ALLOWED_ROOT_PATHS = ['src', 'config', 'public'];
 
-export const PROJECT_DEFAULT_ALLOWED_EXTENSIONS = ['js', 'ts', 'json'];
+export const PROJECT_DEFAULT_CODE_EXTENSIONS = [
+  // Source files
+  'js',
+  'mjs',
+  'ts',
+  // React files
+  'jsx',
+  'tsx',
+];
+
+export const PROJECT_DEFAULT_JSON_EXTENSIONS = ['json'];
+
+export const PROJECT_DEFAULT_ALLOWED_EXTENSIONS = [
+  ...PROJECT_DEFAULT_CODE_EXTENSIONS,
+  ...PROJECT_DEFAULT_JSON_EXTENSIONS,
+];
 
 export const PROJECT_DEFAULT_PATTERNS = ['package.json'];
 
diff --git a/packages/utils/upgrade/src/modules/project/project.ts b/packages/utils/upgrade/src/modules/project/project.ts
index 8e8e40c73d..d68343ab95 100644
--- a/packages/utils/upgrade/src/modules/project/project.ts
+++ b/packages/utils/upgrade/src/modules/project/project.ts
@@ -75,18 +75,26 @@ export class Project implements ProjectInterface {
   }
 
   private createProjectCodemodsRunners(dry: boolean = false) {
-    const jsonFiles = this.getFilesByExtensions(['.json']);
-    const codeFiles = this.getFilesByExtensions(['.js', '.ts', '.mjs']);
+    const jsonExtensions = constants.PROJECT_DEFAULT_JSON_EXTENSIONS.map<FileExtension>(
+      (ext) => `.${ext}`
+    );
+    const codeExtensions = constants.PROJECT_DEFAULT_CODE_EXTENSIONS.map<FileExtension>(
+      (ext) => `.${ext}`
+    );
+
+    const jsonFiles = this.getFilesByExtensions(jsonExtensions);
+    const codeFiles = this.getFilesByExtensions(codeExtensions);
 
     const codeRunner = codeRunnerFactory(codeFiles, {
       dry,
+      parser: 'ts',
+      runInBand: true,
+      babel: true,
+      extensions: constants.PROJECT_DEFAULT_CODE_EXTENSIONS.join(','),
+      // Don't output any log coming from the runner
       print: false,
       silent: true,
-      extensions: 'js,ts',
-      runInBand: true,
       verbose: 0,
-      babel: true,
-      parser: 'ts',
     });
     const jsonRunner = jsonRunnerFactory(jsonFiles, { dry, cwd: this.cwd });