diff --git a/phpBB/includes/acp/acp_users.php b/phpBB/includes/acp/acp_users.php
index 7ef5cb9981..60afccdc22 100644
--- a/phpBB/includes/acp/acp_users.php
+++ b/phpBB/includes/acp/acp_users.php
@@ -2099,7 +2099,7 @@ class acp_users
 
 				if ($request->is_set_post('preview'))
 				{
-					$decoded_message = generate_text_for_edit($signature, $bbcode_uid, $bbcode_bitfield);
+					$decoded_message = generate_text_for_edit($signature, $bbcode_uid, $bbcode_flags);
 				}
 
 				/** @var \phpbb\controller\helper $controller_helper */