Index: typo3/sysext/install/mod/class.tx_install.php
===================================================================
--- typo3/sysext/install/mod/class.tx_install.php	(revision 6712)
+++ typo3/sysext/install/mod/class.tx_install.php	(working copy)
@@ -882,7 +882,8 @@
 
 		asort($paths);
 		if (ini_get('safe_mode'))	{
-			$paths=array(ini_get('safe_mode_exec_dir'),'/usr/local/php/bin/');
+			$paths = explode(':', ini_get('safe_mode_exec_dir'));
+			$paths[] = '/usr/local/php/bin/';
 		}
 		if ($this->INSTALL['checkIM']['lzw'])	{
 			$this->checkIMlzw=1;