diff --git a/src/lib/pipeline-drive.ts b/src/lib/pipeline-drive.ts
index a309861..93e14b3 100644
--- a/src/lib/pipeline-drive.ts
+++ b/src/lib/pipeline-drive.ts
@@ -94,7 +94,7 @@ async function replaceDriveFileContent(
         Authorization: `Bearer ${token}`,
         'Content-Type': mimeType,
       },
-      body: buffer,
+      body: new Uint8Array(buffer),
     }
   );
   if (!r.ok) {