@@ -430,7 +430,7 @@ def spn_to_principal(spn, name_type='KRB5_NT_PRINCIPAL'):

 		raise KeytabComposingError('Cannot parse SPN %s into principal' % spn)

 	principal['realm'] = rem.group('realm')

 	principal['components'] = []

-	for name, component in rem.groupdict():

+	for name, component in rem.groupdict().items():

 		if name.startswith('comp') and component is not None:

 			principal['components'].append(component)

 	return principal