diff --git a/semcore/ui/__tests__/index.test.js b/semcore/ui/__tests__/index.test.js
index f1d4484a1e..aa2c8b5bba 100644
--- a/semcore/ui/__tests__/index.test.js
+++ b/semcore/ui/__tests__/index.test.js
@@ -7,9 +7,9 @@ const packageJsonPath = path.resolve(__dirname, '../package.json');
 const packageJson = JSON.parse(fs.readFileSync(packageJsonPath, 'utf8'));
 
 const semcorePackages = fs
-  .readdirSync(path.resolve(__dirname, '../../'))
-  .filter((pkg) => !['ui', 'icon', 'illustration', 'theme'].includes(pkg))
-  .map((pkg) => `@semcore/${pkg}`);
+  .readdirSync(path.resolve(__dirname, '../../'), { withFileTypes: true })
+  .filter((entry) => entry.isDirectory() && !['ui', 'icon', 'illustration', 'theme'].includes(entry.name))
+  .map((entry) => `@semcore/${entry.name}`)
 
 const dependencyPackages = Object.keys(packageJson.dependencies || {}).filter((pkg) =>
   pkg.startsWith('@semcore/'),
diff --git a/vitest.config.mts b/vitest.config.mts
index ac58ca223f..32dad231b5 100644
--- a/vitest.config.mts
+++ b/vitest.config.mts
@@ -53,8 +53,7 @@ export default defineConfig({
   resolve: vitestResolve,
   test: {
     projects: [
-      '!semcore/illustration',
-      'semcore/*',
+      'semcore/*/vitest.config.mts',
       'tools/process-css-unplugin',
     ],
     testTimeout: 60 * 1000,