diff --git a/CHANGELOG b/CHANGELOG
index 776c6e27a..285749c27 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -181,6 +181,7 @@
 --------------------------------------------------------------------------------
 - new api to fulltext search
 - do offer to export users of group if there are no users
+- config file can be set in env var SEEDDMS_CONFIG_FILE
 
 --------------------------------------------------------------------------------
                      Changes in version 5.1.20
diff --git a/inc/inc.Settings.php b/inc/inc.Settings.php
index c3705d77e..0531a16d6 100644
--- a/inc/inc.Settings.php
+++ b/inc/inc.Settings.php
@@ -21,6 +21,8 @@
 require_once('inc.ClassSettings.php');
 if(defined("SEEDDMS_CONFIG_FILE"))
 	$settings = new Settings(SEEDDMS_CONFIG_FILE);
+elseif(getenv("SEEDDMS_CONFIG_FILE"))
+	$settings = new Settings(getenv("SEEDDMS_CONFIG_FILE"));
 else
 	$settings = new Settings();
 if(!defined("SEEDDMS_INSTALL") && file_exists(dirname($settings->_configFilePath)."/ENABLE_INSTALL_TOOL")) {