diff --git a/src/Illuminate/Database/Schema/Builder.php b/src/Illuminate/Database/Schema/Builder.php
index 86d09741da03..d80f375b7ac0 100755
--- a/src/Illuminate/Database/Schema/Builder.php
+++ b/src/Illuminate/Database/Schema/Builder.php
@@ -285,6 +285,30 @@ protected function createBlueprint($table, Closure $callback = null)
         return new Blueprint($table, $callback, $prefix);
     }
 
+    /**
+     * Register a custom Doctrine mapping type.
+     *
+     * @param  string  $class
+     * @param  string  $name
+     * @param  string  $type
+     * @return void
+     *
+     * @throws \Doctrine\DBAL\DBALException
+     */
+    public function registerCustomDoctrineType($class, $name, $type)
+    {
+        if (Type::hasType($name)) {
+            return;
+        }
+
+        Type::addType($name, $class);
+
+        $this->connection
+            ->getDoctrineSchemaManager()
+            ->getDatabasePlatform()
+            ->registerDoctrineTypeMapping($type, $name);
+    }
+
     /**
      * Get the database connection instance.
      *
@@ -318,28 +342,4 @@ public function blueprintResolver(Closure $resolver)
     {
         $this->resolver = $resolver;
     }
-
-    /**
-     * Register your own Doctrine mapping type.
-     *
-     * @param  string  $class
-     * @param  string  $name
-     * @param  string  $type
-     * @return void
-     *
-     * @throws \Doctrine\DBAL\DBALException
-     */
-    public function registerCustomDBALType($class, $name, $type)
-    {
-        if (Type::hasType($name)) {
-            return;
-        }
-
-        Type::addType($name, $class);
-
-        $this->connection
-            ->getDoctrineSchemaManager()
-            ->getDatabasePlatform()
-            ->registerDoctrineTypeMapping($type, $name);
-    }
 }
diff --git a/src/Illuminate/Database/Schema/MySqlBuilder.php b/src/Illuminate/Database/Schema/MySqlBuilder.php
index 2d1290bab1d1..bdd64d680c8b 100755
--- a/src/Illuminate/Database/Schema/MySqlBuilder.php
+++ b/src/Illuminate/Database/Schema/MySqlBuilder.php
@@ -8,16 +8,18 @@
 class MySqlBuilder extends Builder
 {
     /**
-     * MySqlBuilder constructor.
+     * Create a new builder instance.
      *
      * @param  \Illuminate\Database\Connection  $connection
+     * @return void
+     *
      * @throws \Doctrine\DBAL\DBALException
      */
     public function __construct(Connection $connection)
     {
         parent::__construct($connection);
 
-        $this->registerCustomDBALTypes();
+        $this->registerCustomDoctrineTypes();
     }
 
     /**
@@ -129,18 +131,18 @@ protected function getAllViews()
     }
 
     /**
-     * Register custom DBAL types for the MySQL builder.
+     * Register the custom Doctrine mapping types for the MySQL builder.
      *
      * @return void
      *
      * @throws \Doctrine\DBAL\DBALException
      */
-    private function registerCustomDBALTypes()
+    protected function registerCustomDoctrineTypes()
     {
-        if (! $this->connection->isDoctrineAvailable()) {
-            return;
+        if ($this->connection->isDoctrineAvailable()) {
+            $this->registerCustomDoctrineType(
+                TinyInteger::class, TinyInteger::NAME, 'TINYINT'
+            );
         }
-
-        $this->registerCustomDBALType(TinyInteger::class, TinyInteger::NAME, 'TINYINT');
     }
 }
diff --git a/tests/Integration/Database/SchemaBuilderTest.php b/tests/Integration/Database/SchemaBuilderTest.php
index df790b6d2e14..6eea5f94e9de 100644
--- a/tests/Integration/Database/SchemaBuilderTest.php
+++ b/tests/Integration/Database/SchemaBuilderTest.php
@@ -41,9 +41,9 @@ public function test_drop_all_views()
         $this->assertTrue(true);
     }
 
-    public function test_register_custom_DBAL_type()
+    public function test_register_custom_doctrine_type()
     {
-        Schema::registerCustomDBALType(TinyInteger::class, TinyInteger::NAME, 'TINYINT');
+        Schema::registerCustomDoctrineType(TinyInteger::class, TinyInteger::NAME, 'TINYINT');
 
         Schema::create('test', function (Blueprint $table) {
             $table->string('test_column');