diff --git a/composer.json b/composer.json
index e3f4eed..a9de380 100644
--- a/composer.json
+++ b/composer.json
@@ -33,10 +33,11 @@
         "yiisoft/yii2-gii": "*",
         "yiisoft/yii2-faker": "*",
         "flow/jsonpath": "^0.3.1",
-        "codeception/codeception": "~2.1.10",
+        "codeception/codeception": "~2.2.4",
         "codeception/specify": "*",
         "codeception/verify": "*",
-        "phploc/phploc": "^3.0.1"
+        "phploc/phploc": "^3.0.1",
+        "predis/predis": "^1.0"
     },
     "config": {
         "process-timeout": 1800
diff --git a/tests/codeception/api/_bootstrap.php b/tests/codeception/api/_bootstrap.php
index 9c2d2aa..03865c3 100644
--- a/tests/codeception/api/_bootstrap.php
+++ b/tests/codeception/api/_bootstrap.php
@@ -3,8 +3,7 @@ use Codeception\Configuration;
 use Codeception\Specify\Config;
 
 defined('YII_DEBUG') or define('YII_DEBUG', true);
-defined('YII_ENV_TEST') or define('YII_ENV_TEST', true);
-defined('YII_ENV') or define('YII_ENV', 'dev');
+defined('YII_ENV') or define('YII_ENV', 'test');
 
 defined('API_ENTRY_URL') or define('API_ENTRY_URL', parse_url(Configuration::config()['config']['test_entry_url'], PHP_URL_PATH));
 defined('API_ENTRY_FILE') or define('API_ENTRY_FILE', __DIR__ . '/../../../api/web/index.php');
diff --git a/tests/codeception/bin/_bootstrap.php b/tests/codeception/bin/_bootstrap.php
index 8b78584..abbeded 100644
--- a/tests/codeception/bin/_bootstrap.php
+++ b/tests/codeception/bin/_bootstrap.php
@@ -1,7 +1,6 @@
 <?php
 defined('YII_DEBUG') or define('YII_DEBUG', true);
-defined('YII_ENV_TEST') or define('YII_ENV_TEST', true);
-defined('YII_ENV') or define('YII_ENV', 'dev');
+defined('YII_ENV') or define('YII_ENV', 'test');
 
 require_once __DIR__ . '/../../../vendor/autoload.php';
 require_once __DIR__ . '/../../../vendor/yiisoft/yii2/Yii.php';
diff --git a/tests/codeception/common/_bootstrap.php b/tests/codeception/common/_bootstrap.php
index 577fef2..f7c1a2d 100644
--- a/tests/codeception/common/_bootstrap.php
+++ b/tests/codeception/common/_bootstrap.php
@@ -1,7 +1,6 @@
 <?php
 defined('YII_DEBUG') or define('YII_DEBUG', true);
-defined('YII_ENV_TEST') or define('YII_ENV_TEST', true);
-defined('YII_ENV') or define('YII_ENV', 'dev');
+defined('YII_ENV') or define('YII_ENV', 'test');
 
 require_once __DIR__ . '/../../../vendor/autoload.php';
 require_once __DIR__ . '/../../../vendor/yiisoft/yii2/Yii.php';
diff --git a/tests/codeception/common/_support/FixtureHelper.php b/tests/codeception/common/_support/FixtureHelper.php
index 28ab82d..5d198df 100644
--- a/tests/codeception/common/_support/FixtureHelper.php
+++ b/tests/codeception/common/_support/FixtureHelper.php
@@ -2,7 +2,7 @@
 namespace tests\codeception\common\_support;
 
 use Codeception\Module;
-use Codeception\TestCase;
+use Codeception\TestInterface;
 use tests\codeception\common\fixtures\AccountFixture;
 use tests\codeception\common\fixtures\AccountSessionFixture;
 use tests\codeception\common\fixtures\EmailActivationFixture;
@@ -32,17 +32,17 @@ class FixtureHelper extends Module {
         getFixture as protected;
     }
 
-    public function _before(TestCase $test) {
+    public function _before(TestInterface $test) {
         $this->loadFixtures();
     }
 
-    public function _after(TestCase $test) {
+    public function _after(TestInterface $test) {
         $this->unloadFixtures();
     }
 
     public function globalFixtures() {
         return [
-            InitDbFixture::className(),
+            InitDbFixture::class,
         ];
     }
 
diff --git a/tests/codeception/console/_bootstrap.php b/tests/codeception/console/_bootstrap.php
index 98f4993..97426fc 100644
--- a/tests/codeception/console/_bootstrap.php
+++ b/tests/codeception/console/_bootstrap.php
@@ -1,7 +1,6 @@
 <?php
 defined('YII_DEBUG') or define('YII_DEBUG', true);
-defined('YII_ENV_TEST') or define('YII_ENV_TEST', true);
-defined('YII_ENV') or define('YII_ENV', 'dev');
+defined('YII_ENV') or define('YII_ENV', 'test');
 
 require_once __DIR__ . '/../../../vendor/autoload.php';
 require_once __DIR__ . '/../../../vendor/yiisoft/yii2/Yii.php';