diff --git a/phpBB/docs/coding-guidelines.html b/phpBB/docs/coding-guidelines.html
index 4556e53b9b..363f529357 100644
--- a/phpBB/docs/coding-guidelines.html
+++ b/phpBB/docs/coding-guidelines.html
@@ -196,8 +196,7 @@ class ...
 				<li><code>/includes/db/firebird.php</code><br />Firebird/Interbase Database Abstraction Layer</li>
 				<li><code>/includes/db/msssql.php</code><br />MSSQL Database Abstraction Layer</li>
 				<li><code>/includes/db/mssql_odbc.php</code><br />MSSQL ODBC Database Abstraction Layer for MSSQL</li>
-				<li><code>/includes/db/mysql.php</code><br />MySQL Database Abstraction Layer for MySQL 3.x/4.0.x</li>
-				<li><code>/includes/db/mysql4.php</code><br />MySQL4 Database Abstraction Layer for MySQL 4.1.x/5.x</li>
+				<li><code>/includes/db/mysql.php</code><br />MySQL Database Abstraction Layer for MySQL 3.x/4.0.x/4.1.x/5.x
 				<li><code>/includes/db/mysqli.php</code><br />MySQLi Database Abstraction Layer</li>
 				<li><code>/includes/db/oracle.php</code><br />Oracle Database Abstraction Layer</li>
 				<li><code>/includes/db/postgres.php</code><br />PostgreSQL Database Abstraction Layer</li>