diff --git a/rslib/src/scheduler/fsrs/simulator.rs b/rslib/src/scheduler/fsrs/simulator.rs
index 4e0907eb3..10d048210 100644
--- a/rslib/src/scheduler/fsrs/simulator.rs
+++ b/rslib/src/scheduler/fsrs/simulator.rs
@@ -144,7 +144,7 @@ impl Collection {
         }
         let days_elapsed = self.timing_today().unwrap().days_elapsed as i32;
         let new_cards =
-            cards.iter().filter(|c| c.queue == CardQueue::New).count() + req.deck_size as usize;
+            cards.iter().filter(|c| c.ctype == CardType::New).count() + req.deck_size as usize;
         let fsrs = FSRS::new(Some(&req.params))?;
         let mut converted_cards = cards
             .into_iter()