diff --git a/src/lib/download-blob.js b/src/lib/download-blob.js
index 13d53538c60107d59ce6be9de143ad5d5b5120e7..4f04db3503895cd3a17739b17c8fa383d42571d1 100644
--- a/src/lib/download-blob.js
+++ b/src/lib/download-blob.js
@@ -11,6 +11,7 @@ export default (filename, blob) => {
     const url = window.URL.createObjectURL(blob);
     downloadLink.href = url;
     downloadLink.download = filename;
+    downloadLink.type = blob.type;
     downloadLink.click();
     window.URL.revokeObjectURL(url);
     document.body.removeChild(downloadLink);