diff --git a/classes/db/DB.class.php b/classes/db/DB.class.php
index 26b05952b..85339e092 100644
--- a/classes/db/DB.class.php
+++ b/classes/db/DB.class.php
@@ -382,7 +382,7 @@
         function checkQueryCacheFile($query_id,$xml_file){
 
             // first try finding cache file
-            $cache_file = sprintf('%s%s%s.%s.cache.php', _XE_PATH_, $this->cache_file, $query_id, __ZBXE_VERSION__);
+            $cache_file = sprintf('%s%s%s.%s.%s.cache.php', _XE_PATH_, $this->cache_file, $query_id, __ZBXE_VERSION__, $this->db_type);
 
             if(file_exists($cache_file)) $cache_time = filemtime($cache_file);
             else $cache_time = -1;