diff --git a/anki/decks.py b/anki/decks.py
index 55fcf58b1..e499ebac6 100644
--- a/anki/decks.py
+++ b/anki/decks.py
@@ -131,6 +131,7 @@ class DeckManager:
     def id(self, name, create=True, type=defaultDeck):
         "Add a deck with NAME. Reuse deck if already exists. Return id as int."
         name = name.replace('"', '')
+        name = unicodedata.normalize("NFC", name)
         for id, g in list(self.decks.items()):
             if unicodedata.normalize("NFC", g['name'].lower()) == name.lower():
                 return int(id)