diff --git a/web_src/js/components/MinioUploader.vue b/web_src/js/components/MinioUploader.vue
index 3ece6994e..9d845650a 100755
--- a/web_src/js/components/MinioUploader.vue
+++ b/web_src/js/components/MinioUploader.vue
@@ -298,7 +298,7 @@ export default {
           File.prototype.slice ||
           File.prototype.mozSlice ||
           File.prototype.webkitSlice,
-        chunkSize = 1024 * 1024 * 64,
+        chunkSize = 1024 * 1024 * 32,
         chunks = Math.ceil(file.size / chunkSize),
         fileReader = new FileReader(),
         time = new Date().getTime();