diff --git a/tauri/src/platform/filesystem.ts b/tauri/src/platform/filesystem.ts
index e37b4d18..fc5083b9 100644
--- a/tauri/src/platform/filesystem.ts
+++ b/tauri/src/platform/filesystem.ts
@@ -10,9 +10,20 @@ export const tauriFilesystem: PlatformFilesystem = {
       });
 
       if (filePath) {
-        const { writeBinaryFile } = await import('@tauri-apps/plugin-fs');
+        const resolvedPath =
+          typeof filePath === 'string'
+            ? filePath
+            : filePath && typeof filePath === 'object' && 'path' in filePath
+              ? (filePath as { path: string }).path
+              : '';
+
+        if (!resolvedPath) {
+          throw new Error('Failed to resolve save path');
+        }
+
+        const { writeFile } = await import('@tauri-apps/plugin-fs');
         const arrayBuffer = await blob.arrayBuffer();
-        await writeBinaryFile(filePath, new Uint8Array(arrayBuffer));
+        await writeFile(resolvedPath, new Uint8Array(arrayBuffer));
       }
     } catch (error) {
       console.error('Failed to use Tauri dialog, falling back to browser download:', error);