diff --git a/Dockerfile b/Dockerfile
index b10f341..d8ca5c6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # 基础镜像
-FROM alpine:3.23.4
+FROM alpine3.24.1
 # 作者信息
 LABEL authors="xiaoqidun"
 
diff --git a/go.mod b/go.mod
index abb5548..4f61a6a 100644
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,8 @@
 module github.com/xiaoqidun/gocos
 
-go 1.24.0
+go 1.27.0
 
-require github.com/tencentyun/cos-go-sdk-v5 v0.7.73
+require github.com/tencentyun/cos-go-sdk-v5 v0.7.75
 
 require (
 	github.com/clbanning/mxj v1.8.4 // indirect
diff --git a/go.sum b/go.sum
index 0e5b2f5..fbcbb44 100644
--- a/go.sum
+++ b/go.sum
@@ -16,7 +16,7 @@ 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 v0.7.73 h1:uFfgp1A7cQaAGR6QP9DsIkoEQ67b8ewj5r1RV6XB540=
-github.com/tencentyun/cos-go-sdk-v5 v0.7.73/go.mod h1:STbTNaNKq03u+gscPEGOahKzLcGSYOj6Dzc5zNay7Pg=
+github.com/tencentyun/cos-go-sdk-v5 v0.7.75 h1:eRCGP5chujSYGFnsCPxlhQcN9wtlSO/4eXrxKtLVAIw=
+github.com/tencentyun/cos-go-sdk-v5 v0.7.75/go.mod h1:STbTNaNKq03u+gscPEGOahKzLcGSYOj6Dzc5zNay7Pg=
 github.com/tencentyun/qcloud-cos-sts-sdk v0.0.0-20250515025012-e0eec8a5d123/go.mod h1:b18KQa4IxHbxeseW1GcZox53d7J0z39VNONTxvvlkXw=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=