diff --git a/src/JMBTechnologyLimited/Twig/Extensions/SameDayExtension.php b/src/JMBTechnologyLimited/Twig/Extensions/SameDayExtension.php
index 356db5e..656e530 100644
--- a/src/JMBTechnologyLimited/Twig/Extensions/SameDayExtension.php
+++ b/src/JMBTechnologyLimited/Twig/Extensions/SameDayExtension.php
@@ -22,7 +22,7 @@ public function getFilters()
     public function getFunctions()
     {
         return array(
-             new \Twig_SimpleFilter(static::FUNCTION_NAME_SAMEDAY, array($this, 'sameday')),
+             new \Twig_SimpleFunction(static::FUNCTION_NAME_SAMEDAY, array($this, 'sameday')),
         );
     }