diff --git a/go.work.sum b/go.work.sum
index c7057756..7b832525 100644
--- a/go.work.sum
+++ b/go.work.sum
@@ -3,6 +3,7 @@ cloud.google.com/go v0.44.3/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxK
 cloud.google.com/go v0.72.0/go.mod h1:M+5Vjvlc2wnp6tjzE102Dw08nGShTscUx2nZMufOKPI=
 cloud.google.com/go v0.74.0/go.mod h1:VV1xSbzvo+9QJOxLDaJfTjx5e+MePCpCWwvftOeQmWk=
 cloud.google.com/go v0.75.0/go.mod h1:VGuuCn7PG0dwsd5XPVm2Mm3wlh3EL55/79EKB6hlPTY=
+cloud.google.com/go v0.97.0 h1:3DXvAyifywvq64LfkKaMOmkWPS1CikIQdMe2lY9vxU8=
 cloud.google.com/go v0.97.0/go.mod h1:GF7l59pYBVlXQIBLx3a761cZ41F9bBH3JUlihCt2Udc=
 cloud.google.com/go v0.110.8/go.mod h1:Iz8AkXJf1qmxC3Oxoep8R1T36w8B92yU29PcBhHO5fk=
 cloud.google.com/go v0.112.0/go.mod h1:3jEEVwZ/MHU4djK5t5RHuKOA/GbLddgTdVubX1qnPD4=
@@ -449,6 +450,7 @@ google.golang.org/genproto v0.0.0-20201210142538-e3217bee35cc/go.mod h1:FWY/as6D
 google.golang.org/genproto v0.0.0-20201214200347-8c77b98c765d/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210108203827-ffc7fda8c3d7/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
 google.golang.org/genproto v0.0.0-20210226172003-ab064af71705/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
+google.golang.org/genproto v0.0.0-20220502173005-c8bf987b8c21 h1:hrbNEivu7Zn1pxvHk6MBrq9iE22woVILTHqexqBxe6I=
 google.golang.org/genproto v0.0.0-20220502173005-c8bf987b8c21/go.mod h1:RAyBrSAP7Fh3Nc84ghnVLDPuV51xc9agzmm4Ph6i0Q4=
 google.golang.org/genproto v0.0.0-20220822174746-9e6da59bd2fc/go.mod h1:dbqgFATTzChvnt+ujMdZwITVAJHFtfyN1qUhDqEiIlk=
 google.golang.org/genproto v0.0.0-20230526203410-71b5a4ffd15e/go.mod h1:zqTuNwFlFRsw5zIts5VnzLQxSRqh+CGOTVMlYbY0Eyk=
diff --git a/pkg/controllers/common/fileservice.go b/pkg/controllers/common/fileservice.go
index 8a90c716..6bbcd9a0 100644
--- a/pkg/controllers/common/fileservice.go
+++ b/pkg/controllers/common/fileservice.go
@@ -16,11 +16,13 @@ package common
 
 import (
 	"fmt"
-	"github.com/matrixorigin/controller-runtime/pkg/util"
-	"github.com/matrixorigin/matrixone-operator/api/core/v1alpha1"
+	"strings"
+
 	corev1 "k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/resource"
-	"strings"
+
+	"github.com/matrixorigin/controller-runtime/pkg/util"
+	"github.com/matrixorigin/matrixone-operator/api/core/v1alpha1"
 )
 
 const (
@@ -146,12 +148,18 @@ func sharedFileServiceConfig(sp v1alpha1.SharedStorageProvider, cache *v1alpha1.
 			m["backend"] = fsBackendTypeS3
 		}
 		s3Config := map[string]interface{}{}
+
+		// init default values
+		// TODO: let AWS SDK discover its own endpoint by default
+		s3Config["endpoint"] = "s3.us-west-2.amazonaws.com"
+
 		if s3.Endpoint != "" {
 			s3Config["endpoint"] = s3.Endpoint
-		} else {
-			// TODO: let AWS SDK discover its own endpoint by default
-			s3Config["endpoint"] = "s3.us-west-2.amazonaws.com"
 		}
+		if s3.Region != "" {
+			s3Config["region"] = s3.Region
+		}
+
 		paths := strings.SplitN(strings.Trim(s3.Path, "/"), "/", 2)
 		s3Config["bucket"] = paths[0]
 		keyPrefix := subDir