diff --git a/packages/graph/src/graph/package-graph/graph.ts b/packages/graph/src/graph/package-graph/graph.ts
index a06e0b027..94d65d4eb 100644
--- a/packages/graph/src/graph/package-graph/graph.ts
+++ b/packages/graph/src/graph/package-graph/graph.ts
@@ -80,6 +80,7 @@ export class PackageGraph implements SDK.PackageGraphInstance {
       return pkg;
     }
 
+    // TODO: add test for this function.
     const readPackageJson = (
       file: string,
       readFile?: SDK.GetPackageFile,
@@ -97,8 +98,10 @@ export class PackageGraph implements SDK.PackageGraphInstance {
             readFile(join(current, 'package.json')) ||
             PackageUtil.getPackageMetaFromModulePath(file);
         }
-        if (!readFile || !result?.name) {
+        if (!readFile) {
           result = PackageUtil.getPackageMetaFromModulePath(file);
+        } else if (!result?.name) {
+          result = undefined;
         }
       }
 
diff --git a/packages/graph/tests/module-graph.spec.ts b/packages/graph/tests/module-graph.spec.ts
index 804d0be7d..203b17956 100644
--- a/packages/graph/tests/module-graph.spec.ts
+++ b/packages/graph/tests/module-graph.spec.ts
@@ -2,7 +2,7 @@ import path from 'path';
 import { expect, describe, it } from 'vitest';
 import type { SDK } from '@rsdoctor/types';
 import { Module, ModuleGraph, PackageGraph } from '../src/graph';
-
+// TODO: simplyfy the module-graph-basic.json data size.
 const resolveFixture = (...paths: string[]) => {
   return path.resolve(__dirname, 'fixture', ...paths);
 };
@@ -73,7 +73,7 @@ describe('module graph', () => {
 
     const pkgGraph = PackageGraph.fromModuleGraph(moduleGraph, '.');
     const pkgData = pkgGraph.toData();
-    expect(pkgData.packages[0].root).toBeTruthy(); // TODO: test error
+    expect(pkgData.packages[0].root).toBeTruthy();
     pkgData.packages.forEach((pkg) => (pkg.root = ''));
     expect(pkgData).toMatchSnapshot();
   });