diff --git a/routers/user/Invitation.go b/routers/user/Invitation.go
index 377a42fda..e0d55d25c 100644
--- a/routers/user/Invitation.go
+++ b/routers/user/Invitation.go
@@ -47,7 +47,11 @@ func GetInvitaionCode(ctx *context.Context) {
 		for _, record := range re {
 			tmpUser, err := models.GetUserByID(record.UserID)
 			if err == nil {
-				record.Avatar = strings.TrimRight(setting.AppSubURL, "/") + "/user/avatar/" + tmpUser.Name + "/" + strconv.Itoa(-1)
+				if tmpUser.Avatar != "" {
+					record.Avatar = tmpUser.Avatar
+				} else {
+					record.Avatar = strings.TrimRight(setting.AppSubURL, "/") + "/user/avatar/" + tmpUser.Name + "/" + strconv.Itoa(-1)
+				}
 			}
 		}
 		resultJsonMap["invitation_users"] = re