diff --git a/setup/unattended-install/unattended-install.php b/setup/unattended-install/unattended-install.php
index 2ac9eafb7..cde9ff084 100644
--- a/setup/unattended-install/unattended-install.php
+++ b/setup/unattended-install/unattended-install.php
@@ -26,6 +26,8 @@ EOF;
 }
 /////////////////////////////////////////////////
 
+$oCtx = new ContextTag(ContextTag::TAG_SETUP);
+
 $sCleanName = strtolower(trim(PHP_SAPI));
 if ($sCleanName !== 'cli')
 {