diff --git a/app/src/main/java/com/forrestguice/suntimeswidget/alarmclock/bedtime/BedtimeSettings.java b/app/src/main/java/com/forrestguice/suntimeswidget/alarmclock/bedtime/BedtimeSettings.java
index e7fd3112a..ef2faafe3 100644
--- a/app/src/main/java/com/forrestguice/suntimeswidget/alarmclock/bedtime/BedtimeSettings.java
+++ b/app/src/main/java/com/forrestguice/suntimeswidget/alarmclock/bedtime/BedtimeSettings.java
@@ -27,6 +27,7 @@
 import android.support.annotation.Nullable;
 import android.util.Log;
 
+import com.forrestguice.suntimeswidget.R;
 import com.forrestguice.suntimeswidget.alarmclock.AlarmSettings;
 import com.forrestguice.suntimeswidget.settings.PrefTypeInfo;
 
@@ -76,7 +77,6 @@ public class BedtimeSettings
     public static final int PREF_DEF_BEDTIME_DND_FILTER = DND_FILTER_PRIORITY;
 
     public static final String PREF_KEY_BEDTIME_DND_RULEBASED = "app_bedtime_dnd_rulebased";
-    public static final boolean PREF_DEF_BEDTIME_DND_RULEBASED = true;
 
     public static final String PREF_KEY_BEDTIME_REMINDER = "app_bedtime_reminder";
     public static final boolean PREF_DEF_BEDTIME_REMINDER = false;
@@ -153,7 +153,7 @@ public static void savePrefBedtimeDoNotDisturb(Context context, boolean value)
     public static boolean loadPrefBedtimeDoNotDisturbRuleBased(Context context)
     {
         SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
-        return prefs.getBoolean(PREF_KEY_BEDTIME_DND_RULEBASED, PREF_DEF_BEDTIME_DND_RULEBASED);
+        return prefs.getBoolean(PREF_KEY_BEDTIME_DND_RULEBASED, context.getResources().getBoolean(R.bool.def_app_bedtime_dnd_rulebased));
     }
 
     public static int loadPrefBedtimeDoNotDisturbFilter(Context context) {
diff --git a/app/src/main/res/values/pref_defaults.xml b/app/src/main/res/values/pref_defaults.xml
index a005b622f..b3487193f 100644
--- a/app/src/main/res/values/pref_defaults.xml
+++ b/app/src/main/res/values/pref_defaults.xml
@@ -65,5 +65,6 @@
     <string name="def_app_alarms_dismiss_challenge" translatable="false">NONE</string>
 
     <string name="def_app_bedtime_sleepCycleMillis" translatable="false">5400000</string>   <!-- 90m -->
+    <bool name="def_app_bedtime_dnd_rulebased">true</bool>
 
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index b5b3c87ed..3e060b854 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1407,7 +1407,7 @@
     <string name="configLabel_bedtime_tile_active">Bedtime (Active)</string>
     <string name="configLabel_bedtime_tile_paused">Bedtime (Paused)</string>
 
-    <string name="configLabel_dnd_rulebased">Use \'Do Not Disturb\' rule</string>    <!-- TODO -->
+    <string name="configLabel_dnd_rulebased">\'Do Not Disturb\' rules</string>    <!-- TODO -->
     <string name="configLabel_dnd_rulebased_summary">Trigger \'Do Not Disturb\' settings using an automatic rule (recommended).</string>    <!-- TODO -->
 
     <string name="configLabel_bedtime_zenrule_name">Bedtime (Suntimes)</string>    <!-- do-not-disturb rule name; appears in global-dnd-settings/schedule -->
diff --git a/app/src/main/res/xml-v11/preference_alarms.xml b/app/src/main/res/xml-v11/preference_alarms.xml
index 6afffe08a..493b28483 100644
--- a/app/src/main/res/xml-v11/preference_alarms.xml
+++ b/app/src/main/res/xml-v11/preference_alarms.xml
@@ -91,7 +91,8 @@
         <CheckBoxPreference
             android:key="app_bedtime_dnd_rulebased"
             android:title="@string/configLabel_dnd_rulebased"
-            android:summary="@string/configLabel_dnd_rulebased_summary" />
+            android:summary="@string/configLabel_dnd_rulebased_summary"
+            android:defaultValue="@bool/def_app_bedtime_dnd_rulebased" />
 
     </PreferenceCategory>
 
diff --git a/app/src/main/res/xml-v34/preference_alarms.xml b/app/src/main/res/xml-v34/preference_alarms.xml
index d475619e9..7347db188 100644
--- a/app/src/main/res/xml-v34/preference_alarms.xml
+++ b/app/src/main/res/xml-v34/preference_alarms.xml
@@ -96,7 +96,8 @@
         <CheckBoxPreference
             android:key="app_bedtime_dnd_rulebased"
             android:title="@string/configLabel_dnd_rulebased"
-            android:summary="@string/configLabel_dnd_rulebased_summary" />
+            android:summary="@string/configLabel_dnd_rulebased_summary"
+            android:defaultValue="@bool/def_app_bedtime_dnd_rulebased" />
 
     </PreferenceCategory>