diff --git a/src/components/ui/Transition.tsx b/src/components/ui/Transition.tsx
index fa38f6862..5be8bb785 100644
--- a/src/components/ui/Transition.tsx
+++ b/src/components/ui/Transition.tsx
@@ -87,7 +87,7 @@ const Transition: FC<OwnProps> = ({
 
   useLayoutEffect(() => {
     function cleanup() {
-      if (!shouldCleanup || cleanupExceptionKey === prevActiveKey) {
+      if (!shouldCleanup || (cleanupExceptionKey !== undefined && cleanupExceptionKey === prevActiveKey)) {
         return;
       }