diff --git a/packages/stream_chat_flutter/lib/src/scrollable_positioned_list/src/positioned_list.dart b/packages/stream_chat_flutter/lib/src/scrollable_positioned_list/src/positioned_list.dart
index 03376fb3..96c9fb5a 100644
--- a/packages/stream_chat_flutter/lib/src/scrollable_positioned_list/src/positioned_list.dart
+++ b/packages/stream_chat_flutter/lib/src/scrollable_positioned_list/src/positioned_list.dart
@@ -328,6 +328,7 @@ class _PositionedListState extends State<PositionedList> {
           final key = element.widget.key as IndexedKey;
           if (widget.scrollDirection == Axis.vertical) {
             final reveal = viewport!.getOffsetToReveal(box, 0).offset;
+            if (!reveal.isFinite) continue;
             final itemOffset = reveal -
                 viewport.offset.pixels +
                 viewport.anchor * viewport.size.height;