diff --git a/astrid/plugin-src/com/todoroo/astrid/actfm/TagViewFragment.java b/astrid/plugin-src/com/todoroo/astrid/actfm/TagViewFragment.java
index be3d28942..737543d4b 100644
--- a/astrid/plugin-src/com/todoroo/astrid/actfm/TagViewFragment.java
+++ b/astrid/plugin-src/com/todoroo/astrid/actfm/TagViewFragment.java
@@ -236,6 +236,11 @@ public class TagViewFragment extends TaskListFragment {
         updateCommentCount();
     }
 
+    @Override
+    public void requestCommentCountUpdate() {
+        updateCommentCount();
+    }
+
     private void updateCommentCount() {
         if (tagData != null) {
             long lastViewedComments = Preferences.getLong(TagUpdatesFragment.UPDATES_LAST_VIEWED + tagData.getValue(TagData.REMOTE_ID), 0);
diff --git a/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java b/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java
index f1b62f09b..df9c45b4b 100644
--- a/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java
+++ b/astrid/src/com/todoroo/astrid/activity/TaskListActivity.java
@@ -404,7 +404,10 @@ public class TaskListActivity extends AstridActivity implements MainMenuListener
         if (tlfPagerAdapter != null) {
             configureIntentAndExtrasWithFilter(getIntent(), tlfPagerAdapter.getFilter(position));
             setListsTitle(tlfPagerAdapter.getPageTitle(position).toString());
-            getTaskListFragment().initiateAutomaticSync();
+
+            TaskListFragment fragment = getTaskListFragment();
+            fragment.initiateAutomaticSync();
+            fragment.requestCommentCountUpdate();
         }
     }
 
diff --git a/astrid/src/com/todoroo/astrid/activity/TaskListFragment.java b/astrid/src/com/todoroo/astrid/activity/TaskListFragment.java
index 43cadcc8d..b2eaba82e 100644
--- a/astrid/src/com/todoroo/astrid/activity/TaskListFragment.java
+++ b/astrid/src/com/todoroo/astrid/activity/TaskListFragment.java
@@ -597,6 +597,13 @@ public class TaskListFragment extends ListFragment implements OnScrollListener,
             syncActionHelper.initiateAutomaticSync(filter);
     }
 
+    // Subclasses should override this
+    public void requestCommentCountUpdate() {
+        TaskListActivity activity = (TaskListActivity) getActivity();
+        if (activity != null)
+            activity.setCommentsCount(0);
+    }
+
     @Override
     public void onPause() {
         super.onPause();