diff --git a/api/src/loader.php b/api/src/loader.php
index 88218ee077..e55c4ed1ba 100644
--- a/api/src/loader.php
+++ b/api/src/loader.php
@@ -25,7 +25,7 @@ use EGroupware\Api\Egw;
 // --> switching it off for now, as it makes error-log unusable
 error_reporting(E_ALL & ~E_NOTICE & ~E_STRICT & ~E_DEPRECATED);
 
-$egw_min_php_version = '7.4';
+$egw_min_php_version = '8.0';
 if (!function_exists('version_compare') || version_compare(PHP_VERSION,$egw_min_php_version) < 0)
 {
 	die("EGroupware requires PHP $egw_min_php_version or greater.<br />Please contact your System Administrator to upgrade PHP!");
diff --git a/setup/inc/class.setup.inc.php b/setup/inc/class.setup.inc.php
index aaeced847a..c4d0b06b28 100644
--- a/setup/inc/class.setup.inc.php
+++ b/setup/inc/class.setup.inc.php
@@ -70,7 +70,7 @@ class setup
 	 *
 	 * @var float
 	 */
-	var $required_php_version = 7.4;
+	var $required_php_version = 8.0;
 	/**
 	 * PHP Version recommended for EGroupware
 	 *