diff --git a/source/app/controllers/pacs/cfdi_cert.py b/source/app/controllers/pacs/cfdi_cert.py
index 90cdf36..3d101ec 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()
diff --git a/source/app/settings.py b/source/app/settings.py
index 28e0ce5..7fa568d 100644
--- a/source/app/settings.py
+++ b/source/app/settings.py
@@ -293,5 +293,5 @@ DEFAULT_GLOBAL = {
 # ~ </Cancelacion>
 # ~ </CancelaCFD>"""
 
-# ~ TEMPLATE_CANCEL = """<CancelaCFD xmlns="http://cancelacfd.sat.gob.mx"><Cancelacion xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" RfcEmisor="{rfc}" Fecha="{fecha}"><Folios><Folio UUID="{uuid}" Motivo="{motivo}"{folio}/></Folios><Signature xmlns="http://www.w3.org/2000/09/xmldsig#"><SignedInfo><CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315" /><SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1" /><Reference URI=""><Transforms><Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature" /></Transforms><DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" /><DigestValue/></Reference></SignedInfo><SignatureValue/><KeyInfo><X509Data><X509IssuerSerial><X509IssuerName/><X509SerialNumber/></X509IssuerSerial><X509Certificate/></X509Data><KeyValue><RSAKeyValue><Modulus/><Exponent/></RSAKeyValue></KeyValue></KeyInfo></Signature></Cancelacion></CancelaCFD>"""
-TEMPLATE_CANCEL = """<CancelaCFD xmlns="http://cancelacfd.sat.gob.mx"><Cancelacion xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" RfcEmisor="{rfc}" Fecha="{fecha}"><Folios><Folio UUID="{uuid}" Motivo="{motivo}"{folio}/></Folios><Signature xmlns="http://www.w3.org/2000/09/xmldsig#"><SignedInfo><CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315" /><SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1" /><Reference URI=""><Transforms><Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature" /></Transforms><DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" /><DigestValue/></Reference></SignedInfo><SignatureValue/><KeyInfo><X509Data><X509IssuerSerial><X509IssuerName/><X509SerialNumber/></X509IssuerSerial><X509Certificate/></X509Data></KeyInfo></Signature></Cancelacion></CancelaCFD>"""
+TEMPLATE_CANCEL = """<CancelaCFD xmlns="http://cancelacfd.sat.gob.mx"><Cancelacion xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" RfcEmisor="{rfc}" Fecha="{fecha}"><Folios><Folio UUID="{uuid}" Motivo="{motivo}"{folio}/></Folios><Signature xmlns="http://www.w3.org/2000/09/xmldsig#"><SignedInfo><CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315" /><SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1" /><Reference URI=""><Transforms><Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature" /></Transforms><DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" /><DigestValue/></Reference></SignedInfo><SignatureValue/><KeyInfo><X509Data><X509IssuerSerial><X509IssuerName/><X509SerialNumber/></X509IssuerSerial><X509Certificate/></X509Data><KeyValue><RSAKeyValue><Modulus/><Exponent/></RSAKeyValue></KeyValue></KeyInfo></Signature></Cancelacion></CancelaCFD>"""
+# ~ TEMPLATE_CANCEL = """<CancelaCFD xmlns="http://cancelacfd.sat.gob.mx"><Cancelacion xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" RfcEmisor="{rfc}" Fecha="{fecha}"><Folios><Folio UUID="{uuid}" Motivo="{motivo}"{folio}/></Folios><Signature xmlns="http://www.w3.org/2000/09/xmldsig#"><SignedInfo><CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315" /><SignatureMethod Algorithm="http://www.w3.org/2000/09/xmldsig#rsa-sha1" /><Reference URI=""><Transforms><Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature" /></Transforms><DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1" /><DigestValue/></Reference></SignedInfo><SignatureValue/><KeyInfo><X509Data><X509IssuerSerial><X509IssuerName/><X509SerialNumber/></X509IssuerSerial><X509Certificate/></X509Data></KeyInfo></Signature></Cancelacion></CancelaCFD>"""