diff --git a/src/Value/PrimitiveValue.php b/src/Value/PrimitiveValue.php
index 05b099b5..055a4397 100644
--- a/src/Value/PrimitiveValue.php
+++ b/src/Value/PrimitiveValue.php
@@ -4,6 +4,9 @@
 
 abstract class PrimitiveValue extends Value
 {
+    /**
+     * @param int $iLineNo
+     */
     public function __construct($iLineNo = 0)
     {
         parent::__construct($iLineNo);