diff --git a/mobile/lib/domain/services/timeline.service.dart b/mobile/lib/domain/services/timeline.service.dart
index 02ed552e0e..d8975e7e21 100644
--- a/mobile/lib/domain/services/timeline.service.dart
+++ b/mobile/lib/domain/services/timeline.service.dart
@@ -184,7 +184,7 @@ class TimelineService {
 
   // Pre-cache assets around the given index for asset viewer
   Future<void> preCacheAssets(int index) =>
-      _mutex.run(() => _loadAssets(index, 5));
+      _mutex.run(() => _loadAssets(index, math.min(5, totalAssets - index)));
 
   BaseAsset getAsset(int index) {
     if (!hasRange(index, 1)) {