diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 0a40c89d84b..570b53d5fbe 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -713,7 +713,8 @@
         <activity
             android:name="Settings$ManageAssistActivity"
             android:exported="true"
-            android:label="@string/assist_and_voice_input_title">
+            android:label="@string/assist_and_voice_input_title"
+            android:theme="@style/Theme.SubSettings">
             <intent-filter android:priority="1">
                 <action android:name="android.settings.VOICE_INPUT_SETTINGS" />
                 <category android:name="android.intent.category.DEFAULT" />