Index: kernel/managers/rewrite_url_processor.php
===================================================================
--- kernel/managers/rewrite_url_processor.php	(revision 15252)
+++ kernel/managers/rewrite_url_processor.php	(working copy)
@@ -669,14 +669,19 @@
 	 *
 	 * @param int|Array $category
 	 * @param string $module_prefix
+	 * @param int $theme_id
 	 * @return string
 	 * @access public
 	 * @todo Move to kPlainUrlProcessor
 	 */
-	public function GetItemTemplate($category, $module_prefix)
+	public function GetItemTemplate($category, $module_prefix, $theme_id = null)
 	{
+		if ( !isset($theme_id) ) {
+			$theme_id = $this->Application->GetVar('m_theme');
+		}
+
 		$category_id = is_array($category) ? $category['CategoryId'] : $category;
-		$cache_key = __CLASS__ . '::' . __FUNCTION__ . '[%CIDSerial:' . $category_id . '%]:' . $module_prefix;
+		$cache_key = __CLASS__ . '::' . __FUNCTION__ . '[%CIDSerial:' . $category_id . '%][%ThemeIDSerial:' . $theme_id . '%]' . $module_prefix;
 
 		$cached_value = $this->Application->getCache($cache_key);
 		if ( $cached_value !== false ) {
Index: units/helpers/mod_rewrite_helper.php
===================================================================
--- units/helpers/mod_rewrite_helper.php	(revision 15165)
+++ units/helpers/mod_rewrite_helper.php	(working copy)
@@ -272,7 +272,7 @@
 			if ( $cat_item !== false ) {
 				// item found
 				$module_prefix = $cat_item['ItemPrefix'];
-				$item_template = $rewrite_processor->GetItemTemplate($cat_item, $module_prefix);
+				$item_template = $rewrite_processor->GetItemTemplate($cat_item, $module_prefix, $vars['m_theme']);
 
 				// converting ResourceId to corresponding Item id
 				$module_config = $this->Application->getUnitOptions($module_prefix);
@@ -319,7 +319,7 @@
 					WHERE c.CategoryId = ' . (int)$vars['m_cat_id'];
 			$cat_item = $this->Conn->GetRow($sql);
 
-			$item_template = $rewrite_processor->GetItemTemplate($cat_item, 'bb');
+			$item_template = $rewrite_processor->GetItemTemplate($cat_item, 'bb', $vars['m_theme']);
 
 			if ($item_template) {
 				$vars['t'] = $item_template;