diff --git a/src/com/android/dialer/settings/VideoCallingSettingsFragment.java b/src/com/android/dialer/settings/VideoCallingSettingsFragment.java
index fa73ab7..7a25901 100644
--- a/src/com/android/dialer/settings/VideoCallingSettingsFragment.java
+++ b/src/com/android/dialer/settings/VideoCallingSettingsFragment.java
@@ -35,6 +35,7 @@
 import android.preference.Preference;
 import android.preference.PreferenceFragment;
 import android.preference.SwitchPreference;
+import android.util.Log;
 
 import java.lang.Object;
 import java.lang.Override;
@@ -49,6 +50,7 @@
     private final static String KEY_VIDEO_CALL = "video_calling_preference";
     private SwitchPreference mVideoCallingPreference;
     private Context mContext;
+    private static final String TAG = "VideoCallingSettingsFragment";
 
     @Override
     public void onCreate(Bundle savedInstanceState) {
@@ -74,8 +76,8 @@
         if (preference == mVideoCallingPreference) {
             boolean isCheck = mVideoCallingPreference.isChecked();
             CallUtil.createVideoCallingDialog(isCheck , mContext);
-            Settings.System.putInt(mContext.getContentResolver(), CallUtil.CONFIG_VIDEO_CALLING,
-                    isCheck ? CallUtil.ENABLE_VIDEO_CALLING : CallUtil.DISABLE_VIDEO_CALLING);
+            boolean isSaved = CallUtil.saveVideoCallConfig(mContext,isCheck);
+            Log.d(TAG, "onPreferenceChange isSaved = " + isSaved);
         }
         return true;
     }