update

Author: mevdschee

README.md

@@ -1096,9 +1096,9 @@ I am testing mainly on Ubuntu and I have the following test setups:
   - (Docker) Ubuntu 16.04 with PHP 7.0, MariaDB 10.0, PostgreSQL 9.5 (PostGIS 2.2) and SQL Server 2017
   - (Docker) Debian 9 with PHP 7.0, MariaDB 10.1, PostgreSQL 9.6 (PostGIS 2.3) and SQLite 3.16
   - (Docker) Ubuntu 18.04 with PHP 7.2, MySQL 5.7, PostgreSQL 10.4 (PostGIS 2.4) and SQLite 3.22
-  - (Docker) CentOS 8 with PHP 7.2, MariaDB 10.3, PostgreSQL 12.2 (PostGIS 3.0) and SQLite 3.26
   - (Docker) Debian 10 with PHP 7.3, MariaDB 10.3, PostgreSQL 11.4 (PostGIS 2.5) and SQLite 3.27
   - (Docker) Ubuntu 20.04 with PHP 7.3, MySQL 8.0, PostgreSQL 12.2 (PostGIS 3.0) and SQLite 3.31
+  - (Docker) CentOS 8 with PHP 7.4, MariaDB 10.4, PostgreSQL 12.2 (PostGIS 3.0) and SQLite 3.26
 
 This covers not all environments (yet), so please notify me of failing tests and report your environment. 
 I will try to cover most relevant setups in the "docker" folder of the project.