diff --git a/services/bos/go.mod b/services/bos/go.mod
index 0c6da45ad..3ba37d259 100644
--- a/services/bos/go.mod
+++ b/services/bos/go.mod
@@ -3,7 +3,7 @@ module github.com/beyondstorage/go-storage/services/bos/v2
 go 1.16
 
 require (
-	github.com/baidubce/bce-sdk-go v0.9.185
+	github.com/baidubce/bce-sdk-go v0.9.186
 	github.com/beyondstorage/go-storage/credential v1.0.0
 	github.com/beyondstorage/go-storage/endpoint v1.2.0
 	github.com/beyondstorage/go-storage/v5 v5.0.0
diff --git a/services/bos/go.sum b/services/bos/go.sum
index 38b97e5ce..2a3228468 100644
--- a/services/bos/go.sum
+++ b/services/bos/go.sum
@@ -4,8 +4,8 @@ github.com/Xuanwo/go-bufferpool v0.2.0 h1:DXzqJD9lJufXbT/03GrcEvYOs4gXYUj9/g5yi6
 github.com/Xuanwo/go-bufferpool v0.2.0/go.mod h1:Mle++9GGouhOwGj52i9PJLNAPmW2nb8PWBP7JJzNCzk=
 github.com/Xuanwo/templateutils v0.2.0 h1:jnhiP1DMyK1Rv9qgaGCrEm/r6TseAsf7eC092gVld0Q=
 github.com/Xuanwo/templateutils v0.2.0/go.mod h1:OdE0DJ+CJxDBq6psX5DPV+gOZi8bhuHuVUpPCG++Wb8=
-github.com/baidubce/bce-sdk-go v0.9.185 h1:oKLHmz5GzoRpmykcsUr7PJt8YXA0QvyTyenjYFuCILw=
-github.com/baidubce/bce-sdk-go v0.9.185/go.mod h1:zbYJMQwE4IZuyrJiFO8tO8NbtYiKTFTbwh4eIsqjVdg=
+github.com/baidubce/bce-sdk-go v0.9.186 h1:GVJTwH34UhsY0Plh9avlNw1V3F2N20p7hzcrRTf2zpk=
+github.com/baidubce/bce-sdk-go v0.9.186/go.mod h1:zbYJMQwE4IZuyrJiFO8tO8NbtYiKTFTbwh4eIsqjVdg=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=