diff --git a/src/Adapter/Adapter.php b/src/Adapter/Adapter.php
index 592269a7..c08a5f95 100644
--- a/src/Adapter/Adapter.php
+++ b/src/Adapter/Adapter.php
@@ -210,7 +210,7 @@ public function query(
      * Create statement
      *
      * @param  string $initialSql
-     * @param  ParameterContainer $initialParameters
+     * @param  null|ParameterContainer|array $initialParameters
      * @return Driver\StatementInterface
      */
     public function createStatement($initialSql = null, $initialParameters = null)