diff --git a/res/xml/app_info_settings.xml b/res/xml/app_info_settings.xml
index fef52432d24..f3c58601f7f 100644
--- a/res/xml/app_info_settings.xml
+++ b/res/xml/app_info_settings.xml
@@ -80,6 +80,7 @@
     <Preference
         android:key="time_spent_in_app"
         android:title="@string/time_spent_in_app_pref_title"
+        android:summary="@string/summary_placeholder"
         settings:controller="com.android.settings.applications.appinfo.TimeSpentInAppPreferenceController" />
 
     <Preference