diff --git a/object/user.go b/object/user.go
index 37248a91..03366714 100644
--- a/object/user.go
+++ b/object/user.go
@@ -15,12 +15,10 @@
 package object
 
 import (
-	"bytes"
 	"fmt"
 	"strings"
 
 	"github.com/casdoor/casdoor/conf"
-	"github.com/casdoor/casdoor/proxy"
 	"github.com/casdoor/casdoor/util"
 	"github.com/go-webauthn/webauthn/webauthn"
 	"github.com/xorm-io/core"
@@ -843,46 +841,6 @@ func userChangeTrigger(oldName string, newName string) error {
 	return session.Commit()
 }
 
-func (user *User) refreshAvatar() (bool, error) {
-	var err error
-	var fileBuffer *bytes.Buffer
-	var ext string
-
-	// Gravatar + Identicon
-	if strings.Contains(user.Avatar, "Gravatar") && user.Email != "" {
-		client := proxy.ProxyHttpClient
-		has, err := hasGravatar(client, user.Email)
-		if err != nil {
-			return false, err
-		}
-
-		if has {
-			fileBuffer, ext, err = getGravatarFileBuffer(client, user.Email)
-			if err != nil {
-				return false, err
-			}
-		}
-	}
-
-	if fileBuffer == nil && strings.Contains(user.Avatar, "Identicon") {
-		fileBuffer, ext, err = getIdenticonFileBuffer(user.Name)
-		if err != nil {
-			return false, err
-		}
-	}
-
-	if fileBuffer != nil {
-		avatarUrl, err := getPermanentAvatarUrlFromBuffer(user.Owner, user.Name, fileBuffer, ext, true)
-		if err != nil {
-			return false, err
-		}
-		user.Avatar = avatarUrl
-		return true, nil
-	}
-
-	return false, nil
-}
-
 func (user *User) IsMfaEnabled() bool {
 	return len(user.MultiFactorAuths) > 0
 }
diff --git a/object/user_avatar.go b/object/user_avatar.go
new file mode 100644
index 00000000..36c0106f
--- /dev/null
+++ b/object/user_avatar.go
@@ -0,0 +1,62 @@
+// Copyright 2023 The Casdoor Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package object
+
+import (
+	"bytes"
+	"strings"
+
+	"github.com/casdoor/casdoor/proxy"
+)
+
+func (user *User) refreshAvatar() (bool, error) {
+	var err error
+	var fileBuffer *bytes.Buffer
+	var ext string
+
+	// Gravatar + Identicon
+	if strings.Contains(user.Avatar, "Gravatar") && user.Email != "" {
+		client := proxy.ProxyHttpClient
+		has, err := hasGravatar(client, user.Email)
+		if err != nil {
+			return false, err
+		}
+
+		if has {
+			fileBuffer, ext, err = getGravatarFileBuffer(client, user.Email)
+			if err != nil {
+				return false, err
+			}
+		}
+	}
+
+	if fileBuffer == nil && strings.Contains(user.Avatar, "Identicon") {
+		fileBuffer, ext, err = getIdenticonFileBuffer(user.Name)
+		if err != nil {
+			return false, err
+		}
+	}
+
+	if fileBuffer != nil {
+		avatarUrl, err := getPermanentAvatarUrlFromBuffer(user.Owner, user.Name, fileBuffer, ext, true)
+		if err != nil {
+			return false, err
+		}
+		user.Avatar = avatarUrl
+		return true, nil
+	}
+
+	return false, nil
+}
diff --git a/object/avatar_test.go b/object/user_avatar_test.go
similarity index 100%
rename from object/avatar_test.go
rename to object/user_avatar_test.go