diff --git a/AnkiDroid/src/main/java/com/ichi2/anki/ui/windows/reviewer/ReviewerViewModel.kt b/AnkiDroid/src/main/java/com/ichi2/anki/ui/windows/reviewer/ReviewerViewModel.kt
index 4a7372ead5c8..025a6656c938 100644
--- a/AnkiDroid/src/main/java/com/ichi2/anki/ui/windows/reviewer/ReviewerViewModel.kt
+++ b/AnkiDroid/src/main/java/com/ichi2/anki/ui/windows/reviewer/ReviewerViewModel.kt
@@ -41,10 +41,10 @@ class ReviewerViewModel(cardMediaPlayer: CardMediaPlayer) :
     PostRequestHandler {
 
     private var queueState: Deferred<CurrentQueueState?> = asyncIO {
-        withCol { sched.currentQueueState() }
+        // this assumes that the Reviewer won't be launched if there isn't a queueState
+        withCol { sched.currentQueueState() }!!
     }
     override var currentCard = asyncIO {
-        // this assumes that the Reviewer won't be launched if there isn't a queueState
         queueState.await()!!.topCard
     }
     var isQueueFinishedFlow = MutableSharedFlow<Boolean>()