diff --git a/app/src/main/kotlin/org/fossify/calendar/adapters/EventListAdapter.kt b/app/src/main/kotlin/org/fossify/calendar/adapters/EventListAdapter.kt
index 602e9f07b..6c3cf3a86 100644
--- a/app/src/main/kotlin/org/fossify/calendar/adapters/EventListAdapter.kt
+++ b/app/src/main/kotlin/org/fossify/calendar/adapters/EventListAdapter.kt
@@ -63,9 +63,9 @@ class EventListAdapter(
         }
     }
 
-    override fun getSelectableItemCount() = listItems.filter { it is ListEvent }.size
+    override fun getSelectableItemCount() = listItems.filterIsInstance<ListEvent>().size
 
-    override fun getIsItemSelectable(position: Int) = listItems[position] is ListEvent
+    override fun getIsItemSelectable(position: Int) = listItems.getOrNull(position) is ListEvent
 
     override fun getItemSelectionKey(position: Int) = (listItems.getOrNull(position) as? ListEvent)?.hashCode()