diff --git a/src/app/api/download-filtered-entries/route.ts b/src/app/api/download-filtered-entries/route.ts
index f3f5549..b7bdaf4 100644
--- a/src/app/api/download-filtered-entries/route.ts
+++ b/src/app/api/download-filtered-entries/route.ts
@@ -65,8 +65,9 @@ export async function POST(request: NextRequest) {
 
             if (existsSync(audioPath)) {
               const fileBuffer = await readFileAsync(audioPath);
-              const fileName = `${entry.id}${fileExtension}`;
-              audioFolder.file(fileName, fileBuffer);
+              // Use the original fileName from CSV, removing 'wavs_' prefix if present
+              const cleanFileName = entry.fileName.replace(/^wavs_/, '');
+              audioFolder.file(cleanFileName, fileBuffer);
               filesAdded++;
             } else {
               console.warn(`Audio file not found: ${audioPath}`);
diff --git a/src/lib/model/upload_status.ts b/src/lib/model/upload_status.ts
deleted file mode 100644
index e69de29..0000000