diff --git a/demo/Android.bp b/demo/Android.bp
index 749ca90..1342a26 100644
--- a/demo/Android.bp
+++ b/demo/Android.bp
@@ -19,5 +19,4 @@
     platform_apis: true,
     use_embedded_native_libs: true,
     v4_signature: true,
-    certificate: "platform",
 }
diff --git a/demo/AndroidManifest.xml b/demo/AndroidManifest.xml
index 7e1a58d..74ec210 100644
--- a/demo/AndroidManifest.xml
+++ b/demo/AndroidManifest.xml
@@ -6,7 +6,8 @@
 
     <application
         android:label="MicrodroidDemo"
-        android:theme="@style/Theme.MicrodroidDemo">
+        android:theme="@style/Theme.MicrodroidDemo"
+        android:testOnly="true">
         <uses-library android:name="android.system.virtualmachine" android:required="true" />
         <activity android:name=".MainActivity" android:exported="true">
             <intent-filter>