diff --git a/lib/Configuration.php b/lib/Configuration.php
index 63f67a3c..f0a53a24 100644
--- a/lib/Configuration.php
+++ b/lib/Configuration.php
@@ -81,8 +81,8 @@ public static function loadConfiguration(array $customConfig = [], array $env =
             }
         }
 
-        if (file_exists(__DIR__ . '/../whitelist.txt')) {
-            $enabledBridges = trim(file_get_contents(__DIR__ . '/../whitelist.txt'));
+        if (file_exists(getenv('RSSBRIDGE_DATA') . '/whitelist.txt')) {
+            $enabledBridges = trim(file_get_contents(getenv('RSSBRIDGE_DATA') . '/whitelist.txt'));
             if ($enabledBridges === '*') {
                 self::setConfig('system', 'enabled_bridges', ['*']);
             } else {
diff --git a/lib/bootstrap.php b/lib/bootstrap.php
index 6465f5f9..4605596f 100644
--- a/lib/bootstrap.php
+++ b/lib/bootstrap.php
@@ -1,7 +1,7 @@
 <?php
 
 const PATH_LIB_CACHES = __DIR__ . '/../caches/';
-const PATH_CACHE = __DIR__ . '/../cache/';
+define('PATH_CACHE', getenv('RSSBRIDGE_DATA') . '/cache/');
 
 // Allow larger files for simple_html_dom
 // todo: extract to config (if possible)
@@ -43,7 +43,7 @@
 });
 
 $customConfig = [];
-if (file_exists(__DIR__ . '/../config.ini.php')) {
-    $customConfig = parse_ini_file(__DIR__ . '/../config.ini.php', true, INI_SCANNER_TYPED);
+if (file_exists(getenv('RSSBRIDGE_DATA') . '/config.ini.php')) {
+    $customConfig = parse_ini_file(getenv('RSSBRIDGE_DATA') . '/config.ini.php', true, INI_SCANNER_TYPED);
 }
 Configuration::loadConfiguration($customConfig, getenv());