diff --git a/src/androidTest/java/com/todoroo/astrid/subtasks/SubtasksTestCase.java b/src/androidTest/java/com/todoroo/astrid/subtasks/SubtasksTestCase.java
index 675b73505..4edb84d30 100644
--- a/src/androidTest/java/com/todoroo/astrid/subtasks/SubtasksTestCase.java
+++ b/src/androidTest/java/com/todoroo/astrid/subtasks/SubtasksTestCase.java
@@ -28,7 +28,7 @@ public class SubtasksTestCase extends DatabaseTestCase {
     @Inject TaskDao taskDao;
     @Inject Preferences preferences;
 
-    protected SubtasksUpdater updater;
+    protected SubtasksFilterUpdater updater;
     protected Filter filter;
 
     /* Starting State:
@@ -46,7 +46,7 @@ public class SubtasksTestCase extends DatabaseTestCase {
     public void setUp() {
         super.setUp();
         filter = BuiltInFilterExposer.getMyTasksFilter(getTargetContext().getResources());
-        preferences.clear(SubtasksUpdater.ACTIVE_TASKS_ORDER);
+        preferences.clear(SubtasksFilterUpdater.ACTIVE_TASKS_ORDER);
         updater = new SubtasksFilterUpdater(taskListMetadataDao, taskDao);
     }
 
diff --git a/src/main/java/com/todoroo/astrid/subtasks/SubtasksFilterUpdater.java b/src/main/java/com/todoroo/astrid/subtasks/SubtasksFilterUpdater.java
index 20c5edd1e..a3884c43c 100644
--- a/src/main/java/com/todoroo/astrid/subtasks/SubtasksFilterUpdater.java
+++ b/src/main/java/com/todoroo/astrid/subtasks/SubtasksFilterUpdater.java
@@ -2,14 +2,20 @@ package com.todoroo.astrid.subtasks;
 
 import android.text.TextUtils;
 
+import com.todoroo.andlib.sql.Criterion;
+import com.todoroo.astrid.api.Filter;
 import com.todoroo.astrid.dao.TaskDao;
 import com.todoroo.astrid.dao.TaskListMetadataDao;
 import com.todoroo.astrid.data.SyncFlags;
+import com.todoroo.astrid.data.Task;
 import com.todoroo.astrid.data.TaskListMetadata;
 
 import javax.inject.Inject;
 
-public class SubtasksFilterUpdater extends SubtasksUpdater {
+public class SubtasksFilterUpdater extends AstridOrderedListUpdater {
+
+    public static final String ACTIVE_TASKS_ORDER = "active_tasks_order"; //$NON-NLS-1$
+    public static final String TODAY_TASKS_ORDER = "today_tasks_order"; //$NON-NLS-1$
 
     private final TaskListMetadataDao taskListMetadataDao;
 
@@ -44,4 +50,23 @@ public class SubtasksFilterUpdater extends SubtasksUpdater {
             taskListMetadataDao.saveExisting(list);
         }
     }
+
+    @Override
+    public void initialize(TaskListMetadata list, Filter filter) {
+        super.initialize(list, filter);
+        applyToFilter(filter);
+    }
+
+    @Override
+    protected void applyToFilter(Filter filter) {
+        String query = filter.getSqlQuery();
+
+        query = query.replaceAll("ORDER BY .*", "");
+        query = query + String.format(" ORDER BY %s, %s, %s",
+                Task.DELETION_DATE, getOrderString(), Task.CREATION_DATE);
+        query = query.replace(TaskDao.TaskCriteria.isVisible().toString(),
+                Criterion.all.toString());
+
+        filter.setFilterQueryOverride(query);
+    }
 }
diff --git a/src/main/java/com/todoroo/astrid/subtasks/SubtasksListFragment.java b/src/main/java/com/todoroo/astrid/subtasks/SubtasksListFragment.java
index 1d88ef599..a083320b7 100644
--- a/src/main/java/com/todoroo/astrid/subtasks/SubtasksListFragment.java
+++ b/src/main/java/com/todoroo/astrid/subtasks/SubtasksListFragment.java
@@ -98,10 +98,10 @@ public class SubtasksListFragment extends TaskListFragment {
         String prefId = null;
         if (BuiltInFilterExposer.isInbox(context, filter)) {
             filterId = TaskListMetadata.FILTER_ID_ALL;
-            prefId = SubtasksUpdater.ACTIVE_TASKS_ORDER;
+            prefId = SubtasksFilterUpdater.ACTIVE_TASKS_ORDER;
         } else if (BuiltInFilterExposer.isTodayFilter(context, filter)) {
             filterId = TaskListMetadata.FILTER_ID_TODAY;
-            prefId = SubtasksUpdater.TODAY_TASKS_ORDER;
+            prefId = SubtasksFilterUpdater.TODAY_TASKS_ORDER;
         }
         if (TextUtils.isEmpty(filterId)) {
             return null;
diff --git a/src/main/java/com/todoroo/astrid/subtasks/SubtasksUpdater.java b/src/main/java/com/todoroo/astrid/subtasks/SubtasksUpdater.java
deleted file mode 100644
index cd86b919c..000000000
--- a/src/main/java/com/todoroo/astrid/subtasks/SubtasksUpdater.java
+++ /dev/null
@@ -1,45 +0,0 @@
-/**
- * Copyright (c) 2012 Todoroo Inc
- *
- * See the file "LICENSE" for the full license governing this code.
- */
-package com.todoroo.astrid.subtasks;
-
-import com.todoroo.andlib.sql.Criterion;
-import com.todoroo.astrid.api.Filter;
-import com.todoroo.astrid.dao.TaskDao;
-import com.todoroo.astrid.dao.TaskDao.TaskCriteria;
-import com.todoroo.astrid.data.Task;
-import com.todoroo.astrid.data.TaskListMetadata;
-
-public abstract class SubtasksUpdater extends AstridOrderedListUpdater {
-
-    public static final String ACTIVE_TASKS_ORDER = "active_tasks_order"; //$NON-NLS-1$
-    public static final String TODAY_TASKS_ORDER = "today_tasks_order"; //$NON-NLS-1$
-
-    SubtasksUpdater(TaskDao taskDao) {
-        super(taskDao);
-    }
-
-    @Override
-    public void initialize(TaskListMetadata list, Filter filter) {
-        super.initialize(list, filter);
-        applyToFilter(filter);
-    }
-
-    @Override
-    protected void applyToFilter(Filter filter) {
-        String query = filter.getSqlQuery();
-
-        query = query.replaceAll("ORDER BY .*", "");
-        query = query + String.format(" ORDER BY %s, %s, %s",
-                Task.DELETION_DATE, getOrderString(), Task.CREATION_DATE);
-        query = query.replace(TaskCriteria.isVisible().toString(),
-                Criterion.all.toString());
-
-        filter.setFilterQueryOverride(query);
-    }
-
-}
-
-