diff --git a/docs/Update.md b/docs/Update.md
index 4fbec1d..ad8529c 100644
--- a/docs/Update.md
+++ b/docs/Update.md
@@ -1,15 +1,20 @@
+### Update requirements
+
+- Your system must comply with the latest [system requirements](https://github.com/electerious/Lychee/blob/master/docs/Installation.md) of Lychee.
+- Ensure that your current version is greater than 2.7.0. Updates from older Lychee versions aren't supported.
+
 ### Update with `git`
 
-The easiest way to update Lychee is with `git`:
+Updating Lychee with `git` is the easiest way:
 
 	git pull
-	
+
 ### Update manually
 
-1. Download the [newest Version](https://github.com/electerious/Lychee/archive/master.zip)
+1. Download the [newest Version](https://github.com/electerious/Lychee/release)
 2. Replace all existing files, excluding `uploads/` and `data/`
 3. Open Lychee (and enter your database details)
 
 ### Changelog
 
-Take a look at the [Changelog](Changelog.md) to see what's new.
+Take a look at the [Changelog](Changelog.md) to see what's new.
\ No newline at end of file
diff --git a/php/database/update_020500.php b/php/database/update_020500.php
deleted file mode 100644
index 9892961..0000000
--- a/php/database/update_020500.php
+++ /dev/null
@@ -1,156 +0,0 @@
-<?php
-
-###
-# @name			Update to version 2.5
-# @copyright	2015 by Tobias Reich
-###
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
-
-# Add `plugins`
-$query	= Database::prepare($database, "SELECT `key` FROM `?` WHERE `key` = 'plugins' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
-$result	= $database->query($query);
-if ($result->num_rows===0) {
-	$query	= Database::prepare($database, "INSERT INTO `?` (`key`, `value`) VALUES ('plugins', '')", array(LYCHEE_TABLE_SETTINGS));
-	$result	= $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-}
-
-# Add `takestamp`
-$query = Database::prepare($database, "SELECT `takestamp` FROM `?` LIMIT 1;", array(LYCHEE_TABLE_PHOTOS));
-if (!$database->query($query)) {
-	$query	= Database::prepare($database, "ALTER TABLE `?` ADD `takestamp` INT(11) DEFAULT NULL", array(LYCHEE_TABLE_PHOTOS));
-	$result = $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-}
-
-# Convert to `takestamp`
-$query = Database::prepare($database, "SELECT `takedate`, `taketime` FROM `?` LIMIT 1;", array(LYCHEE_TABLE_PHOTOS));
-if ($database->query($query)) {
-	$query	= Database::prepare($database, "SELECT `id`, `takedate`, `taketime` FROM `?` WHERE `takedate` <> '' AND `taketime` <> ''", array(LYCHEE_TABLE_PHOTOS));
-	$result	= $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-	while ($photo = $result->fetch_object()) {
-		$takestamp	= strtotime($photo->takedate . $photo->taketime);
-		$query		= Database::prepare($database, "UPDATE `?` SET `takestamp` = '?' WHERE `id` = '?'", array(LYCHEE_TABLE_PHOTOS, $takestamp, $photo->id));
-		$database->query($query);
-	}
-	$query	= Database::prepare($database, "ALTER TABLE `?` DROP COLUMN `takedate`;", array(LYCHEE_TABLE_PHOTOS));
-	$result	= $database->query($query);
-	$query	= Database::prepare($database, "ALTER TABLE `?` DROP COLUMN `taketime`", array(LYCHEE_TABLE_PHOTOS));
-	$result	= $database->query($query);
-}
-
-# Remove `import_name`
-$query = Database::prepare($database, "SELECT `import_name` FROM `?` LIMIT 1", array(LYCHEE_TABLE_PHOTOS));
-if ($database->query($query)) {
-	$query	= Database::prepare($database, "ALTER TABLE `?` DROP COLUMN `import_name`", array(LYCHEE_TABLE_PHOTOS));
-	$result	= $database->query($query);
-}
-
-# Remove `sysdate` and `systime`
-$query = Database::prepare($database, "SELECT `sysdate`, `systime` FROM `?` LIMIT 1", array(LYCHEE_TABLE_PHOTOS));
-if ($database->query($query)) {
-	$query	= Database::prepare($database, "ALTER TABLE `?` DROP COLUMN `sysdate`", array(LYCHEE_TABLE_PHOTOS));
-	$result	= $database->query($query);
-	$query	= Database::prepare($database, "ALTER TABLE `?` DROP COLUMN `systime`", array(LYCHEE_TABLE_PHOTOS));
-	$result	= $database->query($query);
-}
-
-# Add `sysstamp`
-$query = Database::prepare($database, "SELECT `sysstamp` FROM `?` LIMIT 1", array(LYCHEE_TABLE_ALBUMS));
-if (!$database->query($query)) {
-	$query	= Database::prepare($database, "ALTER TABLE `?` ADD `sysstamp` INT(11) DEFAULT NULL", array(LYCHEE_TABLE_ALBUMS));
-	$result	= $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-}
-
-# Convert to `sysstamp`
-$query = Database::prepare($database, "SELECT `sysdate` FROM `?` LIMIT 1", array(LYCHEE_TABLE_ALBUMS));
-if ($database->query($query)) {
-	$query	= Database::prepare($database, "SELECT `id`, `sysdate` FROM `?`", array(LYCHEE_TABLE_ALBUMS));
-	$result	= $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-	while ($album = $result->fetch_object()) {
-		$sysstamp	= strtotime($album->sysdate);
-		$query		= Database::prepare($database, "UPDATE `?` SET `sysstamp` = '?' WHERE `id` = '?'", array(LYCHEE_TABLE_ALBUMS, $sysstamp, $album->id));
-		$database->query($query);
-	}
-	$query	= Database::prepare($database, "ALTER TABLE `?` DROP COLUMN `sysdate`", array(LYCHEE_TABLE_ALBUMS));
-	$result	= $database->query($query);
-}
-
-# Set character of database
-$result = $database->query("ALTER DATABASE $dbName CHARACTER SET utf8 COLLATE utf8_general_ci;");
-if (!$result) {
-	Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-	return false;
-}
-
-# Set character
-$query	= Database::prepare($database, "ALTER TABLE `?` CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci", array(LYCHEE_TABLE_ALBUMS));
-$result	= $database->query($query);
-if (!$result) {
-	Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-	return false;
-}
-
-# Set character
-$query	= Database::prepare($database, "ALTER TABLE `?` CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci", array(LYCHEE_TABLE_PHOTOS));
-$result	= $database->query($query);
-if (!$result) {
-	Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-	return false;
-}
-
-# Set character
-$query	= Database::prepare($database, "ALTER TABLE `?` CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci", array(LYCHEE_TABLE_SETTINGS));
-$result	= $database->query($query);
-if (!$result) {
-	Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-	return false;
-}
-
-# Set album password length to 100 (for longer hashes)
-$query	= Database::prepare($database, "ALTER TABLE `?` CHANGE `password` `password` VARCHAR(100)", array(LYCHEE_TABLE_ALBUMS));
-$result	= $database->query($query);
-if (!$result) {
-	Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-	return false;
-}
-
-# Set make length to 50
-$query	= Database::prepare($database, "ALTER TABLE `?` CHANGE `make` `make` VARCHAR(50)", array(LYCHEE_TABLE_PHOTOS));
-$result	= $database->query($query);
-if (!$result) {
-	Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-	return false;
-}
-
-# Reset sorting
-$query	= Database::prepare($database, "UPDATE ? SET value = 'ORDER BY takestamp DESC' WHERE `key` = 'sorting' AND `value` LIKE '%UNIX_TIMESTAMP%'", array(LYCHEE_TABLE_SETTINGS));
-$result	= $database->query($query);
-if (!$result) {
-	Log::error($database, 'update_020500', __LINE__, 'Could not update database (' . $database->error . ')');
-	return false;
-}
-
-# Set version
-if (Database::setVersion($database, '020500')===false) return false;
-
-?>
\ No newline at end of file
diff --git a/php/database/update_020505.php b/php/database/update_020505.php
deleted file mode 100644
index 6c25fa0..0000000
--- a/php/database/update_020505.php
+++ /dev/null
@@ -1,24 +0,0 @@
-<?php
-
-###
-# @name			Update to version 2.5.5
-# @copyright	2015 by Tobias Reich
-###
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
-
-# Add `checksum`
-$query = Database::prepare($database, "SELECT `checksum` FROM `?` LIMIT 1", array(LYCHEE_TABLE_PHOTOS));
-if (!$database->query($query)) {
-	$query	= Database::prepare($database, "ALTER TABLE `?` ADD `checksum` VARCHAR(100) DEFAULT NULL", array(LYCHEE_TABLE_PHOTOS));
-	$result	= $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020505', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-}
-
-# Set version
-if (Database::setVersion($database, '020505')===false) return false;
-
-?>
\ No newline at end of file
diff --git a/php/database/update_020601.php b/php/database/update_020601.php
deleted file mode 100644
index 453114b..0000000
--- a/php/database/update_020601.php
+++ /dev/null
@@ -1,24 +0,0 @@
-<?php
-
-###
-# @name			Update to version 2.6.1
-# @copyright	2015 by Tobias Reich
-###
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
-
-# Add `downloadable`
-$query = Database::prepare($database, "SELECT `downloadable` FROM `?` LIMIT 1", array(LYCHEE_TABLE_ALBUMS));
-if (!$database->query($query)) {
-	$query	= Database::prepare($database, "ALTER TABLE `?` ADD `downloadable` TINYINT(1) NOT NULL DEFAULT 1", array(LYCHEE_TABLE_ALBUMS));
-	$result	= $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020601', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-}
-
-# Set version
-if (Database::setVersion($database, '020601')===false) return false;
-
-?>
\ No newline at end of file
diff --git a/php/database/update_020602.php b/php/database/update_020602.php
deleted file mode 100644
index a97f263..0000000
--- a/php/database/update_020602.php
+++ /dev/null
@@ -1,47 +0,0 @@
-<?php
-
-###
-# @name			Update to version 2.6.2
-# @copyright	2015 by Tobias Reich
-###
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
-
-# Add a checksum
-$query	= Database::prepare($database, "SELECT `id`, `url` FROM `?` WHERE `checksum` IS NULL", array(LYCHEE_TABLE_PHOTOS));
-$result	= $database->query($query);
-if (!$result) {
-	Log::error($database, 'update_020602', __LINE__, 'Could not find photos without checksum (' . $database->error . ')');
-	return false;
-}
-while ($photo = $result->fetch_object()) {
-	$checksum = sha1_file(LYCHEE_UPLOADS_BIG . $photo->url);
-	if ($checksum!==false) {
-		$query			= Database::prepare($database, "UPDATE `?` SET `checksum` = '?' WHERE `id` = '?'", array(LYCHEE_TABLE_PHOTOS, $checksum, $photo->id));
-		$setChecksum	= $database->query($query);
-		if (!$setChecksum) {
-			Log::error($database, 'update_020602', __LINE__, 'Could not update checksum (' . $database->error . ')');
-			return false;
-		}
-	} else {
-		Log::error($database, 'update_020602', __LINE__, 'Could not calculate checksum for photo with id ' . $photo->id);
-		return false;
-	}
-}
-
-# Add Imagick
-$query	= Database::prepare($database, "SELECT `key` FROM `?` WHERE `key` = 'imagick' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
-$result	= $database->query($query);
-if ($result->num_rows===0) {
-	$query	= Database::prepare($database, "INSERT INTO `?` (`key`, `value`) VALUES ('imagick', '1')", array(LYCHEE_TABLE_SETTINGS));
-	$result	= $database->query($query);
-	if (!$result) {
-		Log::error($database, 'update_020602', __LINE__, 'Could not update database (' . $database->error . ')');
-		return false;
-	}
-}
-
-# Set version
-if (Database::setVersion($database, '020602')===false) return false;
-
-?>
\ No newline at end of file
diff --git a/php/modules/Database.php b/php/modules/Database.php
index 3b088ed..aa56c56 100755
--- a/php/modules/Database.php
+++ b/php/modules/Database.php
@@ -10,10 +10,6 @@ if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
 final class Database extends Module {
 
 	private static $versions = array(
-		'020500', #2.5
-		'020505', #2.5.5
-		'020601', #2.6.1
-		'020602', #2.6.2
 		'020700', #2.7.0
 		'030000', #3.0.0
 		'030001', #3.0.1