diff --git a/files_download.txt b/files_download.txt
index bcee78a..36b15ea 100644
--- a/files_download.txt
+++ b/files_download.txt
@@ -1 +1 @@
-http://xplayer-ota.pureroad.cn/files_20250808_090231.tar.xz
+http://xplayer-ota.pureroad.cn/files_20250808_184739.tar.xz
diff --git a/upload_to_qiniu.sh b/upload_to_qiniu.sh
index 77984e9..3cda8a9 100755
--- a/upload_to_qiniu.sh
+++ b/upload_to_qiniu.sh
@@ -44,7 +44,7 @@ generate_upload_token() {
     local put_policy="{\"scope\":\"${scope}\",\"deadline\":${deadline}}"
     
     # Base64编码上传策略（按照七牛云官方文档：先base64，再替换+/为-_，policy需要去掉=）
-    local encoded_put_policy=$(echo -n "$put_policy" | base64 | tr '+/' '-_' | tr -d '=')
+    local encoded_put_policy=$(echo -n "$put_policy" | base64 | tr '+/' '-_')
     
     # 使用HMAC-SHA1签名（对编码后的策略进行签名）
     # 注意：签名的base64编码不去掉=号！