diff --git a/Dockerfile b/Dockerfile
index 9aba7d8..ad24e9c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,5 @@
 # 基础镜像
-FROM alpine:3.21.3
-
+FROM alpine:3.22.0
 # 作者信息
 LABEL authors="xiaoqidun"
 
diff --git a/go.mod b/go.mod
index 8e33a93..d973322 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/xiaoqidun/gocos
 
 go 1.24.3
 
-require github.com/tencentyun/cos-go-sdk-v5 v0.7.65
+require github.com/tencentyun/cos-go-sdk-v5 v0.7.66
 
 require (
 	github.com/clbanning/mxj v1.8.4 // indirect
diff --git a/go.sum b/go.sum
index 1025ad5..a9475fb 100644
--- a/go.sum
+++ b/go.sum
@@ -16,5 +16,5 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common v1.0.563/go.mod h1:7sCQWVkxcsR38nffDW057DRGk8mUjK1Ing/EFOK8s8Y=
 github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/kms v1.0.563/go.mod h1:uom4Nvi9W+Qkom0exYiJ9VWJjXwyxtPYTkKkaLMlfE0=
-github.com/tencentyun/cos-go-sdk-v5 v0.7.65 h1:+WBbfwThfZSbxpf1Dw6fyMwyzVtWBBExqfDJ5giiR2s=
-github.com/tencentyun/cos-go-sdk-v5 v0.7.65/go.mod h1:8+hG+mQMuRP/OIS9d83syAvXvrMj9HhkND6Q1fLghw0=
+github.com/tencentyun/cos-go-sdk-v5 v0.7.66 h1:O4O6EsozBoDjxWbltr3iULgkI7WPj/BFNlYTXDuE64E=
+github.com/tencentyun/cos-go-sdk-v5 v0.7.66/go.mod h1:8+hG+mQMuRP/OIS9d83syAvXvrMj9HhkND6Q1fLghw0=