diff --git a/phpgwapi/inc/functions.inc.php b/phpgwapi/inc/functions.inc.php
index 01c0fcd4f2..d006dcd87b 100644
--- a/phpgwapi/inc/functions.inc.php
+++ b/phpgwapi/inc/functions.inc.php
@@ -27,7 +27,7 @@ if (function_exists('get_magic_quotes_runtime') && get_magic_quotes_runtime())
 	set_magic_quotes_runtime(false);
 }
 
-$egw_min_php_version = '5.3';
+$egw_min_php_version = '5.4';
 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 e5d1dc2b46..cf0437b47a 100644
--- a/setup/inc/class.setup.inc.php
+++ b/setup/inc/class.setup.inc.php
@@ -67,13 +67,13 @@ class setup
 	 *
 	 * @var float
 	 */
-	var $required_php_version = 5.3;
+	var $required_php_version = 5.4;
 	/**
 	 * PHP Version recommended for eGroupware
 	 *
 	 * @var string
 	 */
-	var $recommended_php_version = '5.5';
+	var $recommended_php_version = '5.6';
 
 	function setup($html=False, $translation=False)
 	{