diff --git a/libs/sysplugins/smarty_internal_debug.php b/libs/sysplugins/smarty_internal_debug.php
index 733f039e9..dd45efc74 100644
--- a/libs/sysplugins/smarty_internal_debug.php
+++ b/libs/sysplugins/smarty_internal_debug.php
@@ -211,7 +211,7 @@ public function display_debug($obj, $full = false)
         // copy the working dirs from application
         $debObj->setCompileDir($smarty->getCompileDir());
         // init properties by hand as user may have edited the original Smarty class
-        $debObj->setPluginsDir(is_dir(__DIR__ . '/../plugins') ? __DIR__ . '/../plugins' : $smarty->getPluginsDir());
+        $debObj->setPluginsDir(is_dir(dirname(__FILE__) . '/../plugins') ? dirname(__FILE__) . '/../plugins' : $smarty->getPluginsDir());
         $debObj->force_compile = false;
         $debObj->compile_check = Smarty::COMPILECHECK_ON;
         $debObj->left_delimiter = '{';
@@ -220,7 +220,7 @@ public function display_debug($obj, $full = false)
         $debObj->debugging = false;
         $debObj->debugging_ctrl = 'NONE';
         $debObj->error_reporting = E_ALL & ~E_NOTICE;
-        $debObj->debug_tpl = isset($smarty->debug_tpl) ? $smarty->debug_tpl : 'file:' . __DIR__ . '/../debug.tpl';
+        $debObj->debug_tpl = isset($smarty->debug_tpl) ? $smarty->debug_tpl : 'file:' . dirname(__FILE__) . '/../debug.tpl';
         $debObj->registered_plugins = array();
         $debObj->registered_resources = array();
         $debObj->registered_filters = array();
diff --git a/utilities/BuildExpectedFiles.php b/utilities/BuildExpectedFiles.php
index b6c368d87..b664d0c1a 100644
--- a/utilities/BuildExpectedFiles.php
+++ b/utilities/BuildExpectedFiles.php
@@ -6,7 +6,7 @@
  * Time: 23:58
  */
 $sysplugins = array();
-$iterator = new DirectoryIterator(__DIR__ . '/../libs/sysplugins');
+$iterator = new DirectoryIterator(dirname(__FILE__) . '/../libs/sysplugins');
 foreach ($iterator as $file) {
     if (!$file->isDot() && 'php' == $file->getExtension()) {
         $filename = $file->getBasename();
@@ -14,17 +14,17 @@
     }
 }
 $plugins = array();
-$iterator = new DirectoryIterator(__DIR__ . '/../libs/plugins');
+$iterator = new DirectoryIterator(dirname(__FILE__) . '/../libs/plugins');
 foreach ($iterator as $file) {
     if (!$file->isDot() && 'php' == $file->getExtension()) {
         $filename = $file->getBasename();
         $plugins[ $filename ] = true;
     }
 }
-$code = file_get_contents(__DIR__ . '/../libs/sysplugins/smarty_internal_testinstall.php');
+$code = file_get_contents(dirname(__FILE__) . '/../libs/sysplugins/smarty_internal_testinstall.php');
 $expectedPlugins = '$expectedPlugins = ' . var_export($plugins, true);
 $code = preg_replace('#\$expectedPlugins =[^;]+#', $expectedPlugins, $code);
 $expectedSysplugins = '$expectedSysplugins = ' . var_export($sysplugins, true);
 $code = preg_replace('#\$expectedSysplugins =[^;]+#', $expectedSysplugins, $code);
-file_put_contents(__DIR__ . '/../libs/sysplugins/smarty_internal_testinstall.php', $code);
+file_put_contents(dirname(__FILE__) . '/../libs/sysplugins/smarty_internal_testinstall.php', $code);