diff --git a/internal/handler/download.go b/internal/handler/download.go
index 32d266d..afa1970 100644
--- a/internal/handler/download.go
+++ b/internal/handler/download.go
@@ -511,23 +511,25 @@ func (h *Handler) trackDownloadProgress(ctx context.Context, job *domain.Downloa
 }
 
 // handleDownloadCompletion sends the downloaded file and records history.
+// Uses context.Background() for Telegram notifications so that cancellation
+// of the download context does not prevent the file from being delivered.
 func (h *Handler) handleDownloadCompletion(ctx context.Context, job *domain.DownloadJob) {
 	pattern := filepath.Join(h.downloadDir, job.ID+"_*")
 	files, err := filepath.Glob(pattern)
 	if err != nil || len(files) == 0 {
-		h.editText(ctx, job.ChatID, job.MessageID, "Download completed but file not found.", nil)
+		h.editText(context.Background(), job.ChatID, job.MessageID, "Download completed but file not found.", nil)
 		return
 	}
 
 	f := files[0]
 	fileInfo, err := os.Stat(f)
 	if err != nil {
-		h.editText(ctx, job.ChatID, job.MessageID, "Download completed but file not found.", nil)
+		h.editText(context.Background(), job.ChatID, job.MessageID, "Download completed but file not found.", nil)
 		return
 	}
 
 	if fileInfo.Size() > h.maxFileSize {
-		h.editText(ctx, job.ChatID, job.MessageID,
+		h.editText(context.Background(), job.ChatID, job.MessageID,
 			fmt.Sprintf("File too large (%s). Max: %s", formatBytes(fileInfo.Size()), formatBytes(h.maxFileSize)), nil)
 		os.Remove(f)
 		return
@@ -538,7 +540,7 @@ func (h *Handler) handleDownloadCompletion(ctx context.Context, job *domain.Down
 		h.applyQuota(job.UserID, job.FileSize)
 	}
 
-	h.sendDocument(ctx, job.ChatID, f, job.Title)
+	h.sendDocument(context.Background(), job.ChatID, f, job.Title)
 	os.Remove(f)
 
 	if err := h.Repo.AddHistory(job.UserID, &domain.DownloadRecord{
@@ -552,7 +554,7 @@ func (h *Handler) handleDownloadCompletion(ctx context.Context, job *domain.Down
 		slog.Error("add history failed", "user_id", job.UserID, "error", err)
 	}
 
-	h.editText(ctx, job.ChatID, job.MessageID, "Download completed!", nil)
+	h.editText(context.Background(), job.ChatID, job.MessageID, "Download completed!", nil)
 }
 
 func (h *Handler) sendDocument(ctx context.Context, chatID int64, filePath, title string) {