diff --git a/application/controllers/info_amp.php b/application/controllers/info_amp.php
index f12842b6..2f35bbdb 100644
--- a/application/controllers/info_amp.php
+++ b/application/controllers/info_amp.php
@@ -24,9 +24,9 @@ class Info_amp extends CI_Controller
         $json = $this->input->get_post('json');
         $html = $this->input->get_post('html');
         $pc_html = $this->input->get_post('pchtml');
-        if ($pc_html === 0) $pc_html = '';
+        if (!$pc_html) $pc_html = '';
         $pc_css = $this->input->get_post('pccss');
-        if ($pc_css === 0) $pc_css = '';
+        if (!$pc_css) $pc_css = '';
         $css = $this->input->get_post('css');
 		$schema = $this->input->get_post('schema');
         $script = $this->input->get_post('script');