diff --git a/source/app/controllers/pacs/cfdi_cert.py b/source/app/controllers/pacs/cfdi_cert.py
index ce9bb1e..2c6afc2 100644
--- a/source/app/controllers/pacs/cfdi_cert.py
+++ b/source/app/controllers/pacs/cfdi_cert.py
@@ -181,8 +181,8 @@ class SATCertificate(object):
         node.text = self.serial_number
         node = xmlsec.tree.find_node(tree, 'SignatureValue')
         node.text = node.text.replace('\n', '')
-        node = xmlsec.tree.find_node(tree, 'Modulus')
-        node.text = node.text.replace('\n', '')
+        # ~ node = xmlsec.tree.find_node(tree, 'Modulus')
+        # ~ node.text = node.text.replace('\n', '')
 
         # ~ xml_signed = ET.tostring(tree,
             # ~ xml_declaration=True, encoding='UTF-8').decode()