diff --git a/lib/Varien/Db/Adapter/Pdo/Mysql.php b/lib/Varien/Db/Adapter/Pdo/Mysql.php
index f87078d8c6..314c6faf3d 100644
--- a/lib/Varien/Db/Adapter/Pdo/Mysql.php
+++ b/lib/Varien/Db/Adapter/Pdo/Mysql.php
@@ -2640,7 +2640,7 @@ public function isTableExists($tableName, $schemaName = null)
             $this->quote($tableName),
             $fromDbName
         );
-        $ddl = $this->rawFetchRow($sql, 'tbl_exists');
+        $ddl = $this->raw_FetchRow($sql, 'tbl_exists');
         if ($ddl) {
             return true;
         }