Index: template.php
===================================================================
RCS file: /cvs/drupal-contrib/contributions/themes/zen/template.php,v
retrieving revision 1.63
diff -u -p -r1.63 template.php
--- template.php	26 Oct 2010 16:35:18 -0000	1.63
+++ template.php	22 Nov 2010 16:11:48 -0000
@@ -271,6 +271,9 @@ function zen_preprocess_region(&$vars, $
   // Sidebar regions get a common template suggestion a couple extra classes.
   if (strpos($vars['region'], 'sidebar_') === 0) {
     $vars['theme_hook_suggestions'][] = 'region__sidebar';
+    // Provide a suggestion for a specific region template before the
+    // guaranteed match of region--sidebar
+    $vars['theme_hook_suggestions'][] = 'region__' . $vars['region'];
     $vars['classes_array'][] = 'column';
     $vars['classes_array'][] = 'sidebar';
   }