diff --git a/packages/plugins/src/layout.ts b/packages/plugins/src/layout.ts
index c919705968a0..7fbd6d2c1479 100644
--- a/packages/plugins/src/layout.ts
+++ b/packages/plugins/src/layout.ts
@@ -117,11 +117,20 @@ export default (api: IApi) => {
   });
 
   api.onGenerateFiles(() => {
+    let realNpmClient = api.appData.npmClient;
+    // tnpm 作为 npmClient 时，可能使用不同的安装模式
+    if (
+      api.appData.npmClient === NpmClientEnum.tnpm &&
+      api.pkg.tnpm?.mode &&
+      [NpmClientEnum.npm, NpmClientEnum.yarn].includes(api.pkg.tnpm.mode)
+    ) {
+      realNpmClient = api.pkg.tnpm.mode;
+    }
     // use absolute path to types references in `npm/yarn` will cause case problems.
     // https://github.com/umijs/umi/discussions/10947
     // https://github.com/umijs/umi/discussions/11570
     const isFlattedDepsDir = [NpmClientEnum.npm, NpmClientEnum.yarn].includes(
-      api.appData.npmClient,
+      realNpmClient,
     );
     const PKG_TYPE_REFERENCE = `
 /// <reference types="${