diff --git a/php/database/update_030102.php b/php/database/update_030102.php
new file mode 100644
index 0000000..c4e2677
--- /dev/null
+++ b/php/database/update_030102.php
@@ -0,0 +1,49 @@
+<?php
+
+/**
+ * Update to version 3.1.2
+ */
+
+use Lychee\Modules\Database;
+use Lychee\Modules\Response;
+
+// Change type of the album id field
+$query  = Database::prepare($connection, "ALTER TABLE `?` CHANGE `album` `album` BIGINT UNSIGNED NOT NULL", [LYCHEE_TABLE_PHOTOS]);
+$result = Database::execute($connection, $query, 'update_030102', __LINE__);
+if ($result===false) Response::error('Could not change type of the album id field!');
+
+// Add index to the album id field
+$query  = Database::prepare($connection, "ALTER TABLE `?` ADD INDEX `Index_album` (`album`)", [LYCHEE_TABLE_PHOTOS]);
+$result = Database::execute($connection, $query, 'update_030102', __LINE__);
+if ($result===false) Response::error('Could not add index to the album id field!');
+
+// Add index to the star field
+$query  = Database::prepare($connection, "ALTER TABLE `?` ADD INDEX `Index_star` (`star`)", [LYCHEE_TABLE_PHOTOS]);
+$result = Database::execute($connection, $query, 'update_030102', __LINE__);
+if ($result===false) Response::error('Could not add index to the star field!');
+
+// Change type of the checksum field
+$query  = Database::prepare($connection, "ALTER TABLE `?` CHANGE `checksum` `checksum` CHAR(40) NULL DEFAULT NULL", [LYCHEE_TABLE_PHOTOS]);
+$result = Database::execute($connection, $query, 'update_030102', __LINE__);
+if ($result===false) Response::error('Could not change type of the checksum field!');
+
+// Change type of the thumbUrl field
+$query  = Database::prepare($connection, "ALTER TABLE `?` CHANGE `thumbUrl` `thumbUrl` CHAR(37) NOT NULL", [LYCHEE_TABLE_PHOTOS]);
+$result = Database::execute($connection, $query, 'update_030102', __LINE__);
+if ($result===false) Response::error('Could not change type of the thumbUrl field!');
+
+// Change type of the id field
+$query  = Database::prepare($connection, "ALTER TABLE `?` CHANGE `id` `id` BIGINT(14) UNSIGNED NOT NULL", [LYCHEE_TABLE_PHOTOS]);
+$result = Database::execute($connection, $query, 'update_030102', __LINE__);
+if ($result===false) Response::error('Could not change type of the id field!');
+
+// Change type of the id field
+$query  = Database::prepare($connection, "ALTER TABLE `?` CHANGE `id` `id` BIGINT(14) UNSIGNED NOT NULL", [LYCHEE_TABLE_ALBUMS]);
+$result = Database::execute($connection, $query, 'update_030102', __LINE__);
+
+if ($result===false) Response::error('Could not change type of the id field!');
+
+// Set version
+//if (Database::setVersion($connection, '030102')===false) Response::error('Could not update version of database!');
+
+?>
\ No newline at end of file