diff --git a/komga/src/main/kotlin/org/gotson/komga/application/tasks/TaskHandler.kt b/komga/src/main/kotlin/org/gotson/komga/application/tasks/TaskHandler.kt
index 189517df..f8ffe232 100644
--- a/komga/src/main/kotlin/org/gotson/komga/application/tasks/TaskHandler.kt
+++ b/komga/src/main/kotlin/org/gotson/komga/application/tasks/TaskHandler.kt
@@ -170,7 +170,8 @@ class TaskHandler(
 
           is Task.DeleteBook -> {
             bookRepository.findByIdOrNull(task.bookId)?.let { book ->
-              bookLifecycle.deleteBookFiles(book)
+              if (book.oneshot) seriesLifecycle.deleteSeriesFiles(seriesRepository.findByIdOrNull(book.seriesId)!!)
+              else bookLifecycle.deleteBookFiles(book)
             }
           }