diff --git a/packages/preset-umi/src/features/configPlugins/configPlugins.ts b/packages/preset-umi/src/features/configPlugins/configPlugins.ts
index 2034004d5bef..5e83b65f1192 100644
--- a/packages/preset-umi/src/features/configPlugins/configPlugins.ts
+++ b/packages/preset-umi/src/features/configPlugins/configPlugins.ts
@@ -26,8 +26,11 @@ export default (api: IApi) => {
       cwd: api.cwd,
       dep: 'react-dom',
     }) || dirname(require.resolve('react-dom/package.json'));
-  const reactDOMVersion = require(join(reactDOMPath, 'package.json')).version;
-  const isLT18 = !reactDOMVersion.startsWith('18.');
+  const isLT18 = (() => {
+    const reactDOMVersion = require(join(reactDOMPath, 'package.json')).version;
+    const majorVersion = parseInt(reactDOMVersion.split('.')[0], 10);
+    return majorVersion < 18;
+  })();
   const configDefaults: Record<string, any> = {
     alias: {
       umi: '@@/exports',
diff --git a/packages/preset-umi/src/features/mpa/mpa.ts b/packages/preset-umi/src/features/mpa/mpa.ts
index 18248f8e5c93..5cc8d08fc545 100644
--- a/packages/preset-umi/src/features/mpa/mpa.ts
+++ b/packages/preset-umi/src/features/mpa/mpa.ts
@@ -49,16 +49,16 @@ export default (api: IApi) => {
       );
     }
 
-    const isReact18 = api.appData.react.version.startsWith('18.');
+    const isGTEReact18 = api.appData.react.version.split('.')[0] >= 18;
     (api.appData.mpa!.entry as Entry[]).forEach((entry) => {
       const layout = entry.layout || api.config.mpa.layout;
       const layoutImport = layout ? `import Layout from '${layout}';` : '';
       const layoutJSX = layout ? `<Layout><App /></Layout>` : `<App />`;
       const rootElement = `document.getElementById('${entry.mountElementId}')`;
-      const renderer = isReact18
+      const renderer = isGTEReact18
         ? `ReactDOM.createRoot(${rootElement}).render(${layoutJSX});`
         : `ReactDOM.render(${layoutJSX}, ${rootElement});`;
-      const reactDOMSource = isReact18 ? 'react-dom/client' : 'react-dom';
+      const reactDOMSource = isGTEReact18 ? 'react-dom/client' : 'react-dom';
       api.writeTmpFile({
         path: entry.tmpFilePath,
         noPluginDir: true,