diff --git a/go.mod b/go.mod
index 956b99e..e876b46 100644
--- a/go.mod
+++ b/go.mod
@@ -21,7 +21,7 @@ require (
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.3
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/spf13/cobra v1.10.1
-	github.com/tencentyun/cos-go-sdk-v5 v0.7.69
+	github.com/tencentyun/cos-go-sdk-v5 v0.7.73
 	github.com/uber/jaeger-client-go v2.30.0+incompatible
 	github.com/unrolled/secure v1.17.0
 	go.uber.org/zap v1.28.0
diff --git a/go.sum b/go.sum
index 4b52bad..1c37beb 100644
--- a/go.sum
+++ b/go.sum
@@ -259,8 +259,8 @@ github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOf
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 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 v0.7.69 h1:9O5/Nt1eXf/Y6HNP4yUC0OdbKbSv5MDZRNGZBA/XXug=
-github.com/tencentyun/cos-go-sdk-v5 v0.7.69/go.mod h1:STbTNaNKq03u+gscPEGOahKzLcGSYOj6Dzc5zNay7Pg=
+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/qcloud-cos-sts-sdk v0.0.0-20250515025012-e0eec8a5d123/go.mod h1:b18KQa4IxHbxeseW1GcZox53d7J0z39VNONTxvvlkXw=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
 github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=