diff --git a/src/components/SimpleUploader/globalUploader.vue b/src/components/SimpleUploader/globalUploader.vue
index f986d5a..c88df39 100755
--- a/src/components/SimpleUploader/globalUploader.vue
+++ b/src/components/SimpleUploader/globalUploader.vue
@@ -94,11 +94,11 @@ export default {
       username: this.$store.state.user.name,
       options: {
         target: api.simpleUploadURL,
-        chunkSize: 1024 * 1024,
+        chunkSize: 2 * 1024 * 1024,
         // speedSmoothingFactor: 0.1,
         // progressCallbacksInterval: 500,
         maxChunkRetries: 1, // 最大重试次数
-        simultaneousUploads: 1, // 并发上传数
+        simultaneousUploads: 3, // 并发上传数
         testChunks: true, // 是否开启服务器分片校验
         // 服务器分片校验函数，秒传及断点续传基础
         checkChunkUploadedByResponse: function(chunk, message) {