Index: wp-includes/load.php
===================================================================
--- wp-includes/load.php	(revision 21282)
+++ wp-includes/load.php	(working copy)
@@ -102,8 +102,11 @@
  */
 function wp_check_php_mysql_versions() {
 	global $required_php_version, $wp_version;
+
 	$php_version = phpversion();
-	if ( version_compare( $required_php_version, $php_version, '>' ) ) {
+	if ( version_compare( '5.0.0', $php_version, '>' ) ) {
+		die( sprintf( 'Your server is running PHP version %1$s but WordPress %2$s requires at least %3$s.', $php_version, $wp_version, $required_php_version ) );
+	} elseif ( version_compare( $required_php_version, $php_version, '>' ) ) {
 		wp_load_translations_early();
 		wp_die( sprintf( __( 'Your server is running PHP version %1$s but WordPress %2$s requires at least %3$s.' ), $php_version, $wp_version, $required_php_version ) );
 	}