diff --git a/Smarty.class.php b/Smarty.class.php
index 41cb62e3..13b01aba 100644
--- a/Smarty.class.php
+++ b/Smarty.class.php
@@ -666,7 +666,7 @@ class Smarty
 \*======================================================================*/
     function _compile_template($tpl_file, $template_source, &$template_compiled)
     {
-        include_once dirname(__FILE__) . '/Smarty_Compiler.class.php';
+        include_once dirname(__FILE__) . '/' . $this->compiler_class . '.class.php';
 
         $smarty_compiler = new $this->compiler_class;
 
diff --git a/libs/Smarty.class.php b/libs/Smarty.class.php
index 41cb62e3..13b01aba 100644
--- a/libs/Smarty.class.php
+++ b/libs/Smarty.class.php
@@ -666,7 +666,7 @@ class Smarty
 \*======================================================================*/
     function _compile_template($tpl_file, $template_source, &$template_compiled)
     {
-        include_once dirname(__FILE__) . '/Smarty_Compiler.class.php';
+        include_once dirname(__FILE__) . '/' . $this->compiler_class . '.class.php';
 
         $smarty_compiler = new $this->compiler_class;