diff --git a/source/app/controllers/pacs/cfdi_cert.py b/source/app/controllers/pacs/cfdi_cert.py
index 9319da8..eb5ef5f 100644
--- a/source/app/controllers/pacs/cfdi_cert.py
+++ b/source/app/controllers/pacs/cfdi_cert.py
@@ -28,7 +28,8 @@ class SATCertificate(object):
         self._init_values()
         self._get_data_cer(cer)
         self._get_data_key(key, password)
-        self._test()
+        if not password:
+            self._test()
 
     def _test(self):
         key = self._get_key('')
diff --git a/source/app/controllers/utils.py b/source/app/controllers/utils.py
index 8259af0..ef45282 100644
--- a/source/app/controllers/utils.py
+++ b/source/app/controllers/utils.py
@@ -781,8 +781,8 @@ def _cancel_with_cert(invoice, args, auth, certificado):
 
 
 def cancel_xml_sign(invoice, args, auth, certificado):
-    # ~ if auth['pac'] == 'finkok':
-    return _cancel_with_cert(invoice, args, auth, certificado)
+    if auth['pac'] == 'finkok':
+        return _cancel_with_cert(invoice, args, auth, certificado)
 
     cert = SATCertificate(certificado.cer, certificado.key_enc.encode())
     pac = PACS[auth['pac']]()
@@ -799,7 +799,7 @@ def cancel_xml_sign(invoice, args, auth, certificado):
     template = TEMPLATE_CANCEL.format(**data)
     tree = ET.fromstring(template.encode())
     sign_xml = cert.sign_xml(tree)
-    print(sign_xml)
+    # ~ print(sign_xml)
 
     result = pac.cancel_xml(sign_xml, auth, invoice.xml)