diff --git a/app/number_translations/number_translation_edit.php b/app/number_translations/number_translation_edit.php
index fd68e36bcd..704dba9b71 100644
--- a/app/number_translations/number_translation_edit.php
+++ b/app/number_translations/number_translation_edit.php
@@ -108,7 +108,7 @@
 				}
 
 				//redirect the user
-				if (!empty($_POST['action'], array('copy', 'delete', 'toggle'))) {
+				if (!empty($_POST['action']) && in_array($_POST['action'], array('copy', 'delete', 'toggle'))) {
 					header('Location: number_translation_edit.php?id='.$number_translation_uuid);
 					exit;
 				}