diff --git a/.github/workflows/pyflow.yml b/.github/workflows/pyflow.yml
index 51a4070..c4303a2 100644
--- a/.github/workflows/pyflow.yml
+++ b/.github/workflows/pyflow.yml
@@ -11,8 +11,8 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9]
-        poetry-version: [1.1.7]
+        python-version: [3.7, 3.8, 3.9, 3.10]
+        poetry-version: [1.1.12]
       max-parallel: 1
     steps:
     - name: Checkout Repo 
@@ -22,7 +22,7 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Set Up Poetry
-      uses: abatilo/actions-poetry@v2.0.0
+      uses: abatilo/actions-poetry@v2.1.4
       with:
         poetry-version: ${{ matrix.poetry-version }}
     - name: Install Repo
diff --git a/README.md b/README.md
index c2ea640..57c2875 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,7 @@ Este proyecto está desarrollado para Python 3.7 y superior.
 Para soporte Python 3.6 revisar la rama **stable-py36**.  
 Este proyecto es administrado por Poetry.  
 Se entrega archivo requirements.txt para PIP.  
+Ejemplos en flow_client.py
 
 
 ---
diff --git a/docs/modules.rst b/docs/modules.rst
index 87ac54d..d94ad6f 100644
--- a/docs/modules.rst
+++ b/docs/modules.rst
@@ -1,5 +1,5 @@
 pyflowcl
-======
+========
 
 .. toctree::
    :maxdepth: 4
diff --git a/docs/pyflowcl.rst b/docs/pyflowcl.rst
index cc078bf..52f3695 100644
--- a/docs/pyflowcl.rst
+++ b/docs/pyflowcl.rst
@@ -12,14 +12,6 @@ pyflowcl.Clients module
    :undoc-members:
    :show-inheritance:
 
-pyflowcl.Customer module
-------------------------
-
-.. automodule:: pyflowcl.Customer
-   :members:
-   :undoc-members:
-   :show-inheritance:
-
 pyflowcl.Payment module
 -----------------------
 
diff --git a/pyflowcl/Payment.py b/pyflowcl/Payment.py
index 6f4aab5..43100ed 100644
--- a/pyflowcl/Payment.py
+++ b/pyflowcl/Payment.py
@@ -1,8 +1,15 @@
 from dataclasses import asdict
 from typing import Any, Dict, Union, cast
-from .Clients import ApiClient
+from pyflowcl.Clients import ApiClient
+from pyflowcl.models import (
+    Error,
+    PaymentStatus,
+    PaymentRequest,
+    PaymentResponse,
+    PaymentRequestEmail,
+    PaymentList,
+)
 import logging
-from .models import *
 
 
 def getStatus(
diff --git a/pyproject.toml b/pyproject.toml
index 3e8351b..d909e98 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,6 +6,7 @@ authors = ["Mario Hernandez <yo@mariofix.com>"]
 license = "MIT"
 readme = "README.md"
 repository = "https://github.com/mariofix/pyflowcl"
+documentation = "https://pyflowcl.readthedocs.io/es/latest/index.html"
 classifiers=[
     "Development Status :: 4 - Beta",
     "License :: OSI Approved :: MIT License",
@@ -30,5 +31,5 @@ sphinx = "*"
 sphinx-theme = "*"
 
 [build-system]
-requires = ["poetry>=0.12"]
-build-backend = "poetry.masonry.api"
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
\ No newline at end of file