diff --git a/anki/sched.py b/anki/sched.py
index 2416ba84b..61c26256a 100644
--- a/anki/sched.py
+++ b/anki/sched.py
@@ -975,8 +975,8 @@ select id from cards where did in %s and queue = 2 and due <= ? limit ?)"""
         self.col.db.execute("""
 update cards set did = odid, queue = (case when type = 1 then 0
 else type end), type = (case when type = 1 then 0 else type end),
-due = odue, odue = 0, odid = 0, usn = ?, mod = ? where %s""" % lim,
-                            self.col.usn(), intTime())
+due = odue, odue = 0, odid = 0, usn = ? where %s""" % lim,
+                            self.col.usn())
 
     def remFromDyn(self, cids):
         self.emptyDyn(None, "id in %s and odid" % ids2str(cids))
@@ -1012,7 +1012,7 @@ due = odue, odue = 0, odid = 0, usn = ?, mod = ? where %s""" % lim,
         t = intTime(); u = self.col.usn()
         for c, id in enumerate(ids):
             # start at -100000 so that reviews are all due
-            data.append((did, -100000+c, t, u, id))
+            data.append((did, -100000+c, u, id))
         # due reviews stay in the review queue. careful: can't use
         # "odid or did", as sqlite converts to boolean
         queue = """
@@ -1023,7 +1023,7 @@ due = odue, odue = 0, odid = 0, usn = ?, mod = ? where %s""" % lim,
 update cards set
 odid = (case when odid then odid else did end),
 odue = (case when odue then odue else due end),
-did = ?, queue = %s, due = ?, mod = ?, usn = ? where id = ?""" % queue, data)
+did = ?, queue = %s, due = ?, usn = ? where id = ?""" % queue, data)
 
     def _dynIvlBoost(self, card):
         assert card.odid and card.type == 2
diff --git a/tests/test_sync.py b/tests/test_sync.py
index 72ab99701..5e35a41e5 100644
--- a/tests/test_sync.py
+++ b/tests/test_sync.py
@@ -332,3 +332,33 @@ def _test_speed():
     print "load %d" % ((time.time() - t)*1000); t = time.time()
     assert client.sync() == "success"
     print "sync %d" % ((time.time() - t)*1000); t = time.time()
+
+@nose.with_setup(setup_modified)
+def test_filtered_delete():
+    test_sync()
+    nid = deck1.db.scalar("select id from notes")
+    note = deck1.getNote(nid)
+    card = note.cards()[0]
+    card.type = 2
+    card.ivl = 10
+    card.factor = 2500
+    card.due = deck1.sched.today
+    card.flush()
+    # put cards into a filtered deck
+    did = deck1.decks.newDyn("dyn")
+    deck1.sched.rebuildDyn(did)
+    # sync the filtered deck
+    assert client.sync() == "success"
+    # answer the card locally
+    time.sleep(1)
+    card.load()
+    card.startTimer()
+    deck1.sched.answerCard(card, 4)
+    assert card.ivl > 10
+    # delete the filtered deck
+    deck1.decks.rem(did)
+    # sync again
+    assert client.sync() == "success"
+    card.load()
+    assert card.ivl > 10
+    return