diff --git a/plt/getSupportFunctionsDefinition.inc.php b/plt/getSupportFunctionsDefinition.inc.php
index 55a4102..77b8597 100644
--- a/plt/getSupportFunctionsDefinition.inc.php
+++ b/plt/getSupportFunctionsDefinition.inc.php
@@ -1,3 +1,4 @@
+<?php
 function getSupportFunctionsDefinition() {
 
 	// EXAMPLE of InputArgs_json