diff --git a/services/core/java/com/android/server/am/CoreSettingsObserver.java b/services/core/java/com/android/server/am/CoreSettingsObserver.java
index 10ea67c..4c887dd 100644
--- a/services/core/java/com/android/server/am/CoreSettingsObserver.java
+++ b/services/core/java/com/android/server/am/CoreSettingsObserver.java
@@ -37,11 +37,16 @@
     private static final String LOG_TAG = CoreSettingsObserver.class.getSimpleName();
 
     // mapping form property name to its type
-    private static final Map<String, Class<?>> sCoreSettingToTypeMap = new HashMap<
+    private static final Map<String, Class<?>> sSecureSettingToTypeMap = new HashMap<
+            String, Class<?>>();
+    private static final Map<String, Class<?>> sSystemSettingToTypeMap = new HashMap<
             String, Class<?>>();
     static {
-        sCoreSettingToTypeMap.put(Settings.Secure.LONG_PRESS_TIMEOUT, int.class);
-        // add other core settings here...
+        sSecureSettingToTypeMap.put(Settings.Secure.LONG_PRESS_TIMEOUT, int.class);
+        // add other secure settings here...
+
+        sSystemSettingToTypeMap.put(Settings.System.TIME_12_24, String.class);
+        // add other system settings here...
     }
 
     private final Bundle mCoreSettings = new Bundle();
@@ -67,39 +72,62 @@
     }
 
     private void sendCoreSettings() {
-        populateCoreSettings(mCoreSettings);
+        populateSettings(mCoreSettings, sSecureSettingToTypeMap);
+        populateSettings(mCoreSettings, sSystemSettingToTypeMap);
         mActivityManagerService.onCoreSettingsChange(mCoreSettings);
     }
 
     private void beginObserveCoreSettings() {
-        for (String setting : sCoreSettingToTypeMap.keySet()) {
+        for (String setting : sSecureSettingToTypeMap.keySet()) {
             Uri uri = Settings.Secure.getUriFor(setting);
             mActivityManagerService.mContext.getContentResolver().registerContentObserver(
                     uri, false, this);
         }
+
+        for (String setting : sSystemSettingToTypeMap.keySet()) {
+            Uri uri = Settings.System.getUriFor(setting);
+            mActivityManagerService.mContext.getContentResolver().registerContentObserver(
+                    uri, false, this);
+        }
     }
 
-    private void populateCoreSettings(Bundle snapshot) {
+    private void populateSettings(Bundle snapshot, Map<String, Class<?>> map) {
         Context context = mActivityManagerService.mContext;
-        for (Map.Entry<String, Class<?>> entry : sCoreSettingToTypeMap.entrySet()) {
+        for (Map.Entry<String, Class<?>> entry : map.entrySet()) {
             String setting = entry.getKey();
             Class<?> type = entry.getValue();
             try {
                 if (type == String.class) {
-                    String value = Settings.Secure.getString(context.getContentResolver(),
-                            setting);
+                    final String value;
+                    if (map == sSecureSettingToTypeMap) {
+                        value = Settings.Secure.getString(context.getContentResolver(), setting);
+                    } else {
+                        value = Settings.System.getString(context.getContentResolver(), setting);
+                    }
                     snapshot.putString(setting, value);
                 } else if (type == int.class) {
-                    int value = Settings.Secure.getInt(context.getContentResolver(),
-                            setting);
+                    final int value;
+                    if (map == sSecureSettingToTypeMap) {
+                        value = Settings.Secure.getInt(context.getContentResolver(), setting);
+                    } else {
+                        value = Settings.System.getInt(context.getContentResolver(), setting);
+                    }
                     snapshot.putInt(setting, value);
                 } else if (type == float.class) {
-                    float value = Settings.Secure.getFloat(context.getContentResolver(),
-                            setting);
+                    final float value;
+                    if (map == sSecureSettingToTypeMap) {
+                        value = Settings.Secure.getFloat(context.getContentResolver(), setting);
+                    } else {
+                        value = Settings.System.getFloat(context.getContentResolver(), setting);
+                    }
                     snapshot.putFloat(setting, value);
                 } else if (type == long.class) {
-                    long value = Settings.Secure.getLong(context.getContentResolver(),
-                            setting);
+                    final long value;
+                    if (map == sSecureSettingToTypeMap) {
+                        value = Settings.Secure.getLong(context.getContentResolver(), setting);
+                    } else {
+                        value = Settings.System.getLong(context.getContentResolver(), setting);
+                    }
                     snapshot.putLong(setting, value);
                 }
             } catch (SettingNotFoundException snfe) {