diff --git a/ankiqt/ui/addcards.py b/ankiqt/ui/addcards.py
index de75a9f28..4ad257a75 100644
--- a/ankiqt/ui/addcards.py
+++ b/ankiqt/ui/addcards.py
@@ -135,6 +135,7 @@ question or answer on all cards. Can't proceed."""), parent=self)
                             self)):
             ui.dialogs.close("AddCards")
             self.parent.deck.s.flush()
+            self.parent.deck.rebuildCSS()
             self.parent.moveToState("auto")
             saveGeom(self, "add")
             return True