diff --git a/change_log.txt b/change_log.txt
index 51fdd5bc..46da0e4f 100644
--- a/change_log.txt
+++ b/change_log.txt
@@ -1,5 +1,6 @@
 04/29/2009
 - fixed problem with directory setter methodes
+- allow that cache_dir can end without directory separator
 
 04/28/2009
 - the {function} tag can no longer overwrite standard smarty tags
diff --git a/libs/sysplugins/internal.cacheresource_file.php b/libs/sysplugins/internal.cacheresource_file.php
index b79479d9..fccae3e1 100644
--- a/libs/sysplugins/internal.cacheresource_file.php
+++ b/libs/sysplugins/internal.cacheresource_file.php
@@ -164,8 +164,12 @@ class Smarty_Internal_CacheResource_File extends Smarty_Internal_PluginBase {
         } else {
             $_compile_id = '';
         } 
+        $_cache_dir = $_template->smarty->cache_dir;
+        if (substr($_cache_dir, -1) != DIRECTORY_SEPARATOR) {
+            $_cache_dir .= DIRECTORY_SEPARATOR;
+        } 
 
-        return $this->smarty->cache_dir . $_cache_id . $_compile_id . $_filepath . '.' . $resource_name . $this->smarty->php_ext;
+        return $_cache_dir . $_cache_id . $_compile_id . $_filepath . '.' . $resource_name . $this->smarty->php_ext;
     } 
 }