diff --git a/application/index/model/TwoFactor.php b/application/index/model/TwoFactor.php
index 0b01334a..08177f60 100644
--- a/application/index/model/TwoFactor.php
+++ b/application/index/model/TwoFactor.php
@@ -18,16 +18,16 @@ class TwoFactor extends Model{
 		$this->ga = new PHPGangsta_GoogleAuthenticator();
 	}
 
- 	public function qrcodeRender(){
-                ob_end_clean();
-                $this->secretKey = $this->ga->createSecret();
-                session("two_factor_enable",$this->secretKey);
-                $qrCode = new QrCode(urldecode($this->ga->getQRCodeGoogleUrl(Option::getValue("siteName"), $this->secretKey)));
-                $qrCode->setSize(165);
-                $qrCode->setMargin(0);
-                header('Content-Type: '.$qrCode->getContentType());
-                echo $qrCode->writeString();
-        }
+	public function qrcodeRender(){
+		ob_end_clean();
+		$this->secretKey = $this->ga->createSecret();
+		session("two_factor_enable",$this->secretKey);
+		$qrCode = new QrCode(urldecode(str_replace("https://chart.googleapis.com/chart?chs=200x200&chld=M|0&cht=qr&chl=","",$this->ga->getQRCodeGoogleUrl(Option::getValue("siteName"), $this->secretKey))));
+		$qrCode->setSize(165);
+		$qrCode->setMargin(0);
+		header('Content-Type: '.$qrCode->getContentType());
+		echo $qrCode->writeString();
+	}
 
 
 	public function confirmCode($key,$code){
diff --git a/composer.lock b/composer.lock
new file mode 100644
index 00000000..286802c0
--- /dev/null
+++ b/composer.lock
@@ -0,0 +1,1436 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "b5b5aed530409742be5377dc4f751ca4",
+    "packages": [
+        {
+            "name": "aliyuncs/oss-sdk-php",
+            "version": "v2.3.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/aliyun/aliyun-oss-php-sdk.git",
+                "reference": "e69f57916678458642ac9d2fd341ae78a56996c8"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://files.phpcomposer.com/files/aliyun/aliyun-oss-php-sdk/e69f57916678458642ac9d2fd341ae78a56996c8.zip",
+                "reference": "e69f57916678458642ac9d2fd341ae78a56996c8",
+                "shasum": ""
+            },
+            "require": {
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+            },
+            "require-dev": {
+                "phpunit/phpunit": "~4.0",
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+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "OSS\\": "src/OSS"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Aliyuncs",
+                    "homepage": "http://www.aliyun.com"
+                }
+            ],
+            "description": "Aliyun OSS SDK for PHP",
+            "homepage": "http://www.aliyun.com/product/oss/",
+            "time": "2018-01-08T06:59:35+00:00"
+        },
+        {
+            "name": "bacon/bacon-qr-code",
+            "version": "1.0.3",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Bacon/BaconQrCode.git",
+                "reference": "5a91b62b9d37cee635bbf8d553f4546057250bee"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://files.phpcomposer.com/files/Bacon/BaconQrCode/5a91b62b9d37cee635bbf8d553f4546057250bee.zip",
+                "reference": "5a91b62b9d37cee635bbf8d553f4546057250bee",
+                "shasum": ""
+            },
+            "require": {
+                "ext-iconv": "*",
+                "php": "^5.4|^7.0"
+            },
+            "require-dev": {
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+            },
+            "suggest": {
+                "ext-gd": "to generate QR code images"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-0": {
+                    "BaconQrCode": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-2-Clause"
+            ],
+            "authors": [
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+                    "email": "mail@dasprids.de",
+                    "homepage": "http://www.dasprids.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "BaconQrCode is a QR code generator for PHP.",
+            "homepage": "https://github.com/Bacon/BaconQrCode",
+            "time": "2017-10-17T09:59:25+00:00"
+        },
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+            "version": "3.2.7",
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+                "reference": "f2c7455b73f0b6455156171bf1127e10bec1c28e"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://files.phpcomposer.com/files/endroid/qr-code/f2c7455b73f0b6455156171bf1127e10bec1c28e.zip",
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+            "require": {
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+                "ext-gd": "*",
+                "khanamiryan/qrcode-detector-decoder": "^1.0",
+                "myclabs/php-enum": "^1.5",
+                "php": ">=7.1",
+                "symfony/options-resolver": "^2.7|^3.0|^4.0",
+                "symfony/property-access": "^2.7|^3.0|^4.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^5.7|^6.0"
+            },
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+            "extra": {
+                "branch-alias": {
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+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Endroid\\QrCode\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jeroen van den Enden",
+                    "email": "info@endroid.nl",
+                    "homepage": "https://endroid.nl/"
+                }
+            ],
+            "description": "Endroid QR Code",
+            "homepage": "https://github.com/endroid/qr-code",
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+                "bundle",
+                "code",
+                "endroid",
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+                "reference": "f2c7455b73f0b6455156171bf1127e10bec1c28e"
+            },
+            "dist": {
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+                "shasum": ""
+            },
+            "require": {
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+                "ext-gd": "*",
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+                "symfony/options-resolver": "^2.7|^3.0|^4.0",
+                "symfony/property-access": "^2.7|^3.0|^4.0"
+            },
+            "require-dev": {
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+            },
+            "type": "library",
+            "extra": {
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+                    "dev-master": "3.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Endroid\\QrCode\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
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+            ],
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+                    "email": "info@endroid.nl",
+                    "homepage": "https://endroid.nl/"
+                }
+            ],
+            "description": "Endroid QR Code",
+            "homepage": "https://github.com/endroid/qr-code",
+            "keywords": [
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+                "endroid",
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+            "time": "2018-02-13T08:28:17+00:00"
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+                "shasum": ""
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+                "psr/log": "^1.0"
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+                }
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+            "autoload": {
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+            "description": "Guzzle is a PHP HTTP client library",
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+                ]
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+            "notification-url": "https://packagist.org/downloads/",
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+                    "email": "mtdowling@gmail.com",
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+            },
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+            "notification-url": "https://packagist.org/downloads/",
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+                    "email": "mtdowling@gmail.com",
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+                },
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+                    "homepage": "https://github.com/Tobion"
+                }
+            ],
+            "description": "PSR-7 message implementation that also provides common utility methods",
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+                "http",
+                "message",
+                "request",
+                "response",
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+        },
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+            "name": "khanamiryan/qrcode-detector-decoder",
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+                    "homepage": "https://github.com/khanamiryan",
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+                }
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+            "homepage": "https://github.com/khanamiryan/php-qrcode-detector-decoder",
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+            "license": [
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+            "description": "Google Authenticator 2-factor authentication",
+            "keywords": [
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