diff --git a/source/app/controllers/cfdi_xml.py b/source/app/controllers/cfdi_xml.py
index 724ced1..475007f 100644
--- a/source/app/controllers/cfdi_xml.py
+++ b/source/app/controllers/cfdi_xml.py
@@ -164,7 +164,7 @@ class CFDI(object):
         if self._edu:
             name = 'xmlns:{}'.format(SAT['edu']['prefix'])
             attributes[name] = SAT['edu']['xmlns']
-            schema_edu = SAT['edu']['schema']        
+            schema_edu = SAT['edu']['schema']
 
         schema_nomina = ''
         if self._nomina:
@@ -173,7 +173,8 @@ class CFDI(object):
             schema_nomina = SAT['nomina']['schema']
 
         attributes['xsi:schemaLocation'] = self._sat_cfdi['schema'] + \
-            schema_locales + schema_donativo + schema_ine + + schema_edu + schema_nomina
+            schema_locales + schema_donativo + schema_ine + schema_edu + \
+            schema_nomina
         attributes.update(datos)
 
         if not 'Version' in attributes: