diff --git a/pytrustnfe/nfe/__init__.py b/pytrustnfe/nfe/__init__.py
index 8072ecf..6a3d1d5 100644
--- a/pytrustnfe/nfe/__init__.py
+++ b/pytrustnfe/nfe/__init__.py
@@ -134,7 +134,7 @@ def _send(certificado, method, **kwargs):
 
     port = next(iter(client.wsdl.port_types))
     first_operation = next(iter(client.wsdl.port_types[port].operations))
-    with client.options(raw_response=True):
+    with client.settings(raw_response=True):
         response = client.service[first_operation](xml)
         response, obj = sanitize_response(response.text)
         return {
@@ -264,7 +264,7 @@ def consulta_distribuicao_nfe(certificado, **kwargs):
 
     port = next(iter(client.wsdl.port_types))
     first_operation = next(iter(client.wsdl.port_types[port].operations))
-    with client.options(raw_response=True):
+    with client.settings(raw_response=True):
         response = client.service[first_operation](nfeDadosMsg=xml, _soapheaders=[xml_um])
         response, obj = sanitize_response(response.text)
         return {
diff --git a/setup.py b/setup.py
index 72db6ef..3856cc8 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 # coding=utf-8
 from setuptools import setup, find_packages
 
-VERSION = "0.1.50"
+VERSION = "0.1.51"
 
 setup(
     name="PyTrustNFe",