diff --git a/tests/test_alternate_ui_frameworks.py b/tests/test_alternate_ui_frameworks.py
index a84b7d0d23..050c1cbbc6 100644
--- a/tests/test_alternate_ui_frameworks.py
+++ b/tests/test_alternate_ui_frameworks.py
@@ -1,6 +1,16 @@
+from fastapi.responses import PlainTextResponse
+
 from nicegui import app, ui
 from nicegui.testing import Screen
 
+UI_FRAMEWORK_BUNDLE = '''
+    window.AlternateUI = {
+        install(app) {
+            app.component('alt-button', {template: '<button><slot></slot></button>'});
+        },
+    };
+'''
+
 
 def test_quasar(screen: Screen):
     @ui.page('/')
@@ -11,13 +21,17 @@ def page():
     assert screen.find_by_tag('button')
 
 
-def test_element_plus(screen: Screen):
+def test_alternate_framework(screen: Screen):
+    @app.get('/alternate-ui.js')
+    def alternate_ui():
+        return PlainTextResponse(UI_FRAMEWORK_BUNDLE, media_type='text/javascript')
+
     @ui.page('/')
     def page():
-        ui.add_body_html('<script defer src="https://unpkg.com/element-plus"></script>')
-        app.config.vue_config_script = 'app.use(ElementPlus);'
+        ui.add_body_html('<script defer src="/alternate-ui.js"></script>')
+        app.config.vue_config_script = 'app.use(AlternateUI);'
 
-        ui.element('el-button')
+        ui.element('alt-button')
 
     screen.open('/')
     assert screen.find_by_tag('button')