diff --git a/change_log.txt b/change_log.txt
index a53802b3..37ecfc37 100644
--- a/change_log.txt
+++ b/change_log.txt
@@ -1,3 +1,6 @@
+10/11/2010
+- observe compile_id also for config files
+
 09/11/2010
 -bugfix on  complex expressions as start value for {for} tag
 
diff --git a/libs/sysplugins/smarty_internal_config.php b/libs/sysplugins/smarty_internal_config.php
index 5097398c..0468f090 100644
--- a/libs/sysplugins/smarty_internal_config.php
+++ b/libs/sysplugins/smarty_internal_config.php
@@ -135,6 +135,7 @@ class Smarty_Internal_Config {
     } 
     public function buildCompiledFilepath()
     {
+        $_compile_id = isset($_template->smarty->compile_id) ? preg_replace('![^\w\|]+!', '_', $_template->smarty->compile_id) : null;
         $_flag = (int)$this->smarty->config_read_hidden + (int)$this->smarty->config_booleanize * 2 +
         (int)$this->smarty->config_overwrite * 4;
         $_filepath = sha1($this->config_resource_name . $_flag); 
@@ -145,6 +146,10 @@ class Smarty_Internal_Config {
              . substr($_filepath, 4, 2) . DS
              . $_filepath;
         } 
+        $_compile_dir_sep = $_template->smarty->use_sub_dirs ? DS : '^';
+        if (isset($_compile_id)) {
+            $_filepath = $_compile_id . $_compile_dir_sep . $_filepath;
+        } 
         $_compile_dir = $this->smarty->compile_dir;
         if (substr($_compile_dir, -1) != DS) {
             $_compile_dir .= DS;