diff --git a/ankiqt/ui/deckproperties.py b/ankiqt/ui/deckproperties.py
index d9d4230ef..0ba982433 100644
--- a/ankiqt/ui/deckproperties.py
+++ b/ankiqt/ui/deckproperties.py
@@ -242,6 +242,7 @@ class DeckProperties(QDialog):
                              *60*60 + time.timezone)
         except:
             pass
+        mod = self.d.modified
         self.updateField(self.d, 'collapseTime',
                          self.dialog.collapse.isChecked() and 1 or 0)
         self.updateField(self.d,
@@ -256,6 +257,8 @@ class DeckProperties(QDialog):
         self.updateField(self.d,
                          "suspended",
                          unicode(self.dialog.postponing.text()))
+        if self.d.modified != mod:
+            self.d.updateAllPriorities()
         # sources
         d = {}
         d.update(self.sources)