diff --git a/apps/oauth2/appinfo/database.xml b/apps/oauth2/appinfo/database.xml
deleted file mode 100644
index db32e0cf97..0000000000
--- a/apps/oauth2/appinfo/database.xml
+++ /dev/null
@@ -1,100 +0,0 @@
-
-
- *dbname*
- true
- false
- utf8
-
- *dbprefix*oauth2_clients
-
-
- id
- integer
- true
- true
- true
- true
-
-
- name
- text
- true
- 64
-
-
- redirect_uri
- text
- true
- 2000
-
-
- client_identifier
- text
- true
- 64
-
-
- secret
- text
- true
- 64
-
-
- oauth2_client_id_idx
- false
-
- client_identifier
-
-
-
-
-
- *dbprefix*oauth2_access_tokens
-
-
- id
- integer
- true
- true
- true
- true
-
-
- token_id
- integer
- true
-
-
- client_id
- integer
- true
-
-
- hashed_code
- text
- true
- 128
-
-
- encrypted_token
- text
- true
- 786
-
-
- oauth2_access_hash_idx
- true
-
- hashed_code
-
-
-
- oauth2_access_client_id_idx
- false
-
- client_id
-
-
-
-
-
diff --git a/apps/oauth2/lib/Migration/Version010401Date20181207190718.php b/apps/oauth2/lib/Migration/Version010401Date20181207190718.php
new file mode 100644
index 0000000000..14d925d3b6
--- /dev/null
+++ b/apps/oauth2/lib/Migration/Version010401Date20181207190718.php
@@ -0,0 +1,98 @@
+
+ *
+ * @author Roeland Jago Douma
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+namespace OCA\OAuth2\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\SimpleMigrationStep;
+use OCP\Migration\IOutput;
+
+class Version010401Date20181207190718 extends SimpleMigrationStep {
+
+ /**
+ * @param IOutput $output
+ * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+ * @param array $options
+ * @return null|ISchemaWrapper
+ */
+ public function changeSchema(IOutput $output, Closure $schemaClosure, array $options) {
+ /** @var ISchemaWrapper $schema */
+ $schema = $schemaClosure();
+
+ if (!$schema->hasTable('oauth2_clients')) {
+ $table = $schema->createTable('oauth2_clients');
+ $table->addColumn('id', 'integer', [
+ 'autoincrement' => true,
+ 'notnull' => true,
+ 'unsigned' => true,
+ ]);
+ $table->addColumn('name', 'string', [
+ 'notnull' => true,
+ 'length' => 64,
+ ]);
+ $table->addColumn('redirect_uri', 'string', [
+ 'notnull' => true,
+ 'length' => 2000,
+ ]);
+ $table->addColumn('client_identifier', 'string', [
+ 'notnull' => true,
+ 'length' => 64,
+ ]);
+ $table->addColumn('secret', 'string', [
+ 'notnull' => true,
+ 'length' => 64,
+ ]);
+ $table->setPrimaryKey(['id']);
+ $table->addIndex(['client_identifier'], 'oauth2_client_id_idx');
+ }
+
+ if (!$schema->hasTable('oauth2_access_tokens')) {
+ $table = $schema->createTable('oauth2_access_tokens');
+ $table->addColumn('id', 'integer', [
+ 'autoincrement' => true,
+ 'notnull' => true,
+ 'unsigned' => true,
+ ]);
+ $table->addColumn('token_id', 'integer', [
+ 'notnull' => true,
+ ]);
+ $table->addColumn('client_id', 'integer', [
+ 'notnull' => true,
+ ]);
+ $table->addColumn('hashed_code', 'string', [
+ 'notnull' => true,
+ 'length' => 128,
+ ]);
+ $table->addColumn('encrypted_token', 'string', [
+ 'notnull' => true,
+ 'length' => 786,
+ ]);
+ $table->setPrimaryKey(['id']);
+ $table->addUniqueIndex(['hashed_code'], 'oauth2_access_hash_idx');
+ $table->addIndex(['client_id'], 'oauth2_access_client_id_idx');
+ }
+ return $schema;
+ }
+}