diff --git a/README.md b/README.md
index 4cde974..5966685 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ if ($this->db->driverName === 'mysql') {
     $tableOptions = 'CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE=InnoDB';
 }
 
-$this->createTable('Subscription', [
+$this->createTable('subscription', [
     'id' => $this->primaryKey(),
     'userId' => $this->integer()->notNull(),
     'name' => $this->string()->notNull(),
@@ -54,10 +54,10 @@ $this->createTable('Subscription', [
     'updatedAt' => $this->timestamp()->null()
 ], $tableOptions);
 
-$this->addColumn('User', 'stripeId', $this->string());
-$this->addColumn('User', 'cardBrand', $this->string());
-$this->addColumn('User', 'cardLastFour', $this->string());
-$this->addColumn('User', 'trialEndAt', $this->timestamp()->null());
+$this->addColumn('user', 'stripeId', $this->string());
+$this->addColumn('user', 'cardBrand', $this->string());
+$this->addColumn('user', 'cardLastFour', $this->string());
+$this->addColumn('user', 'trialEndAt', $this->timestamp()->null());
 ```
 > Also you can apply migration by the following command:
 
diff --git a/migrations/m160511_085953_init.php b/migrations/m160511_085953_init.php
index ea06c18..3f5c614 100644
--- a/migrations/m160511_085953_init.php
+++ b/migrations/m160511_085953_init.php
@@ -15,7 +15,7 @@ public function up()
             $tableOptions = 'CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE=InnoDB';
         }
 
-        $this->createTable('Subscription', [
+        $this->createTable('subscription', [
             'id' => $this->primaryKey(),
             'userId' => $this->integer()->notNull(),
             'name' => $this->string()->notNull(),
@@ -28,19 +28,20 @@ public function up()
             'updatedAt' => $this->timestamp()->null()
         ], $tableOptions);
 
-        $this->addColumn('User', 'stripeId', $this->string());
-        $this->addColumn('User', 'cardBrand', $this->string());
-        $this->addColumn('User', 'cardLastFour', $this->string());
-        $this->addColumn('User', 'trialEndAt', $this->timestamp()->null());
+        $this->addColumn('user', 'stripeId', $this->string());
+        $this->addColumn('user', 'cardBrand', $this->string());
+        $this->addColumn('user', 'cardLastFour', $this->string());
+        $this->addColumn('user', 'trialEndAt', $this->timestamp()->null());
     }
 
     public function down()
     {
-        $this->dropTable('Subscription');
-        $this->dropColumn('User', 'stripeId');
-        $this->dropColumn('User', 'cardBrand');
-        $this->dropColumn('User', 'cardLastFour');
-        $this->dropColumn('User', 'trialEndAt');
+        $this->dropTable('subscription');
+
+        $this->dropColumn('user', 'stripeId');
+        $this->dropColumn('user', 'cardBrand');
+        $this->dropColumn('user', 'cardLastFour');
+        $this->dropColumn('user', 'trialEndAt');
     }
 
     /*
diff --git a/models/SubscriptionModel.php b/models/SubscriptionModel.php
index 61ce0ba..32a7c7d 100644
--- a/models/SubscriptionModel.php
+++ b/models/SubscriptionModel.php
@@ -47,7 +47,7 @@ class SubscriptionModel extends ActiveRecord
      */
     public static function tableName()
     {
-        return 'Subscription';
+        return 'subscription';
     }
 
     /**
diff --git a/tests/TestCase.php b/tests/TestCase.php
index 6b01ee7..e194d77 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -84,7 +84,7 @@ protected function setupTestDbData()
 
         // Structure :
 
-        $db->createCommand()->createTable('Subscription', [
+        $db->createCommand()->createTable('subscription', [
             'id' => 'pk',
             'userId' => 'integer not null',
             'name' => 'string not null',
@@ -97,7 +97,7 @@ protected function setupTestDbData()
             'updatedAt' => 'timestamp null default null',
         ])->execute();
 
-        $db->createCommand()->createTable('User', [
+        $db->createCommand()->createTable('user', [
             'id' => 'pk',
             'username' => 'string',
             'email' => 'string',
@@ -107,7 +107,7 @@ protected function setupTestDbData()
             'trialEndAt' => 'timestamp null default null',
         ])->execute();
 
-        $db->createCommand()->insert('User', [
+        $db->createCommand()->insert('user', [
             'username' => 'John Doe',
             'email' => 'johndoe@domain.com'
         ])->execute();
diff --git a/tests/data/User.php b/tests/data/User.php
index c372007..47f94d4 100644
--- a/tests/data/User.php
+++ b/tests/data/User.php
@@ -20,7 +20,7 @@ class User extends ActiveRecord implements IdentityInterface
      */
     public static function tableName()
     {
-        return 'User';
+        return 'user';
     }
 
     /**