diff --git a/application/controllers/info_amp.php b/application/controllers/info_amp.php
index d40b4b52..8fdb3016 100644
--- a/application/controllers/info_amp.php
+++ b/application/controllers/info_amp.php
@@ -24,7 +24,7 @@ class Info_amp extends CI_Controller
         $json = $this->input->get_post('json');
         $html = $this->input->get_post('html');
         $pc_html = $this->input->get_post('pc_html');
-        if ($pc_html == 0) $pc_html = '';
+        if ($pc_html == 0) $pc_html = 'error';
         $css = $this->input->get_post('css');
 		$schema = $this->input->get_post('schema');
         $script = $this->input->get_post('script');