diff --git a/appinfo/database.xml b/appinfo/database.xml
deleted file mode 100644
index 562acb3..0000000
--- a/appinfo/database.xml
+++ /dev/null
@@ -1,203 +0,0 @@
-<?xml version="1.0" encoding="ISO-8859-1" ?>
-<database>
-	<name>*dbname*</name>
-	<create>true</create>
-	<overwrite>false</overwrite>
-	<charset>utf8</charset>
-
-	<table>
-		<name>*dbprefix*reader_bookmarks</name>
-		<declaration>
-			<field>
-				<!-- id -->
-				<name>id</name>
-				<type>integer</type>
-				<notnull>true</notnull>
-				<autoincrement>true</autoincrement>
-				<unsigned>true</unsigned>
-				<primary>true</primary>
-				<length>8</length>
-			</field>
-
-			<field>
-				<!-- user ID, maps bookmark to NC/OC user -->
-				<name>user_id</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>64</length>
-			</field>
-
-			<field>
-                <!-- file ID, maps to NC/OC file ID -->
-				<name>file_id</name>
-				<type>integer</type>
-				<notnull>true</notnull>
-				<unsigned>true</unsigned>
-				<length>11</length>
-                </field>
-
-			<field>
-				<!-- type (bookmark, annotation, etc) -->
-				<name>type</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>32</length>
-			</field>
-
-			<field>
-				<!-- name -->
-				<name>name</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>512</length>
-			</field>
-
-			<field>
-				<!-- value -->
-				<name>value</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>512</length>
-                </field>
-
-			<field>
-				<!-- content -->
-				<name>content</name>
-				<type>text</type>
-				<default></default>
-				<notnull>false</notnull>
-				<length>4096</length>
-			</field>
-
-			<field>
-				<!-- last_modified -->
-				<name>last_modified</name>
-				<type>integer</type>
-				<default>0</default>
-				<length>8</length>
-				<notnull>false</notnull>
-				<unsigned>true</unsigned>
-			</field>
-
-			<index>
-				<name>reader_bookmarks_file_id_index</name>
-				<field>
-					<name>file_id</name>
-				</field>
-			</index>
-
-			<index>
-				<name>reader_bookmarks_user_id_index</name>
-				<field>
-					<name>user_id</name>
-				</field>
-			</index>
-
-            <index>
-				<name>reader_bookmarks_name_index</name>
-				<field>
-					<name>name</name>
-				</field>
-            </index>
-
-		</declaration>
-	</table>
-
-	<table>
-		<name>*dbprefix*reader_preferences</name>
-		<declaration>
-			<field>
-				<!-- id -->
-				<name>id</name>
-				<type>integer</type>
-				<notnull>true</notnull>
-				<autoincrement>true</autoincrement>
-				<unsigned>true</unsigned>
-				<primary>true</primary>
-				<length>8</length>
-			</field>
-
-			<field>
-				<!-- user ID, maps preference to NC/OC user -->
-				<name>user_id</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>64</length>
-			</field>
-
-			<field>
-				<!-- file ID, maps to NC/OC file ID -->
-				<name>file_id</name>
-				<type>integer</type>
-				<notnull>true</notnull>
-				<unsigned>true</unsigned>
-				<length>11</length>
-            </field>
-
-			<field>
-				<!-- scope -->
-				<name>scope</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>32</length>
-			</field>
-
-			<field>
-				<!-- name -->
-				<name>name</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>128</length>
-			</field>
-
-			<field>
-				<!-- value -->
-				<name>value</name>
-				<type>text</type>
-				<default></default>
-				<notnull>true</notnull>
-				<length>4096</length>
-			</field>
-
-			<field>
-				<!-- last_modified -->
-				<name>last_modified</name>
-				<type>integer</type>
-				<default>0</default>
-				<length>8</length>
-				<notnull>false</notnull>
-				<unsigned>true</unsigned>
-			</field>
-
-			<index>
-				<name>reader_preferences_file_id_index</name>
-				<field>
-					<name>file_id</name>
-				</field>
-			</index>
-
-			<index>
-				<name>reader_preferences_user_id_index</name>
-				<field>
-					<name>user_id</name>
-				</field>
-			</index>
-
-			<index>
-				<name>reader_preferences_scope_index</name>
-				<field>
-					<name>scope</name>
-				</field>
-			</index>
-
-		</declaration>
-	</table>
-
-</database>	
diff --git a/lib/Migration/Version010402Date20200508180941.php b/lib/Migration/Version010402Date20200508180941.php
new file mode 100644
index 0000000..f66eb8b
--- /dev/null
+++ b/lib/Migration/Version010402Date20200508180941.php
@@ -0,0 +1,143 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OCA\Epubreader\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+/**
+ * Auto-generated migration step
+ */
+class Version010402Date20200508180941 extends SimpleMigrationStep {
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 */
+	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
+	}
+
+	/**
+	 * @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('reader_bookmarks')) {
+			$table = $schema->createTable('reader_bookmarks');
+			$table->addColumn('id', 'bigint', [
+				'autoincrement' => true,
+				'notnull' => true,
+				'length' => 8,
+				'unsigned' => true,
+			]);
+			// user ID, maps bookmark to NC/OC user
+			$table->addColumn('user_id', 'string', [
+				'notnull' => true,
+				'length' => 64,
+				'default' => '',
+			]);
+			// file ID, maps to NC/OC file ID
+			$table->addColumn('file_id', 'bigint', [
+				'notnull' => true,
+				'length' => 11,
+				'unsigned' => true,
+			]);
+			// type (bookmark, annotation, etc)
+			$table->addColumn('type', 'string', [
+				'notnull' => true,
+				'length' => 32,
+				'default' => '',
+			]);
+			$table->addColumn('name', 'string', [
+				'notnull' => true,
+				'length' => 512,
+				'default' => '',
+			]);
+			$table->addColumn('value', 'string', [
+				'notnull' => true,
+				'length' => 512,
+				'default' => '',
+			]);
+			$table->addColumn('content', 'string', [
+				'notnull' => false,
+				'length' => 4096,
+			]);
+			$table->addColumn('last_modified', 'bigint', [
+				'notnull' => false,
+				'length' => 8,
+				'default' => 0,
+				'unsigned' => true,
+			]);
+			$table->setPrimaryKey(['id']);
+			$table->addIndex(['file_id'], 'reader_bookmarks_file_id_index');
+			$table->addIndex(['user_id'], 'reader_bookmarks_user_id_index');
+			$table->addIndex(['name'], 'reader_bookmarks_name_index');
+		}
+
+		if (!$schema->hasTable('reader_preferences')) {
+			$table = $schema->createTable('reader_preferences');
+			$table->addColumn('id', 'bigint', [
+				'autoincrement' => true,
+				'notnull' => true,
+				'length' => 8,
+				'unsigned' => true,
+			]);
+			// user ID, maps preference to NC/OC user
+			$table->addColumn('user_id', 'string', [
+				'notnull' => true,
+				'length' => 64,
+				'default' => '',
+			]);
+			// file ID, maps to NC/OC file ID
+			$table->addColumn('file_id', 'bigint', [
+				'notnull' => true,
+				'length' => 11,
+				'unsigned' => true,
+			]);
+			$table->addColumn('scope', 'string', [
+				'notnull' => true,
+				'length' => 32,
+				'default' => '',
+			]);
+			$table->addColumn('name', 'string', [
+				'notnull' => true,
+				'length' => 128,
+				'default' => '',
+			]);
+			$table->addColumn('value', 'string', [
+				'notnull' => true,
+				'length' => 4096,
+				'default' => '',
+			]);
+			$table->addColumn('last_modified', 'bigint', [
+				'notnull' => false,
+				'length' => 8,
+				'default' => 0,
+				'unsigned' => true,
+			]);
+			$table->setPrimaryKey(['id']);
+			$table->addIndex(['file_id'], 'reader_preferences_file_id_index');
+			$table->addIndex(['user_id'], 'reader_preferences_user_id_index');
+			$table->addIndex(['scope'], 'reader_preferences_scope_index');
+		}
+		return $schema;
+	}
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 */
+	public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
+	}
+}