diff --git a/.gitignore b/.gitignore
index fff9a08..dc18857 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,6 +2,7 @@ __pycache__
 *.swp
 *.egg-info
 .env
+.envrc
 /.vscode
 /docs/build
 /build
diff --git a/coto/clients/account.py b/coto/clients/account.py
index e937f19..f80008c 100644
--- a/coto/clients/account.py
+++ b/coto/clients/account.py
@@ -4,6 +4,10 @@
 import json
 from . import BaseClient
 
+import os
+
+ACCOUNT_CONSOLE_URL = os.environ.get('ACCOUNT_CONSOLE_URL', 'https://console.aws.amazon.com/console/')
+ACCOUNT_SIGNIN_URL = os.environ.get('ACCOUNT_SIGNIN_URL', 'https://signin.aws.amazon.com/updateaccount')
 
 class ReauthException(Exception):
     pass
@@ -27,7 +31,7 @@ class Client(BaseClient):
     * :py:meth:`update_account_email`
     * :py:meth:`update_account_password`
     """
-    _REDIRECT_URL = "https://console.aws.amazon.com/console/home?state=hashArgs%23&isauthcode=true"
+    _REDIRECT_URL = ACCOUNT_CONSOLE_URL + "home?state=hashArgs%23&isauthcode=true"
 
     def __init__(self, session):
         super().__init__(session)
@@ -41,7 +45,7 @@ def _csrf_token(self):
 
     def _get_tokens(self):
         r = self.session()._get(
-            'https://signin.aws.amazon.com/updateaccount?redirect_uri=https%3A%2F%2Fconsole.aws.amazon.com%2Fbilling%2Fhome%23%2Faccount'
+            ACCOUNT_SIGNIN_URL + '?redirect_uri=https%3A%2F%2Fconsole.aws.amazon.com%2Fbilling%2Fhome%23%2Faccount'
         )
 
         if r.status_code != 200:
@@ -77,7 +81,7 @@ def _action(self, action, data=None):
         data['csrf'] = self._csrf_token()
 
         r = self.session()._post(
-            'https://signin.aws.amazon.com/updateaccount',
+            ACCOUNT_SIGNIN_URL,
             data=data,
         )
 
diff --git a/coto/clients/billing.py b/coto/clients/billing.py
index cd745d5..3bbd622 100644
--- a/coto/clients/billing.py
+++ b/coto/clients/billing.py
@@ -1,6 +1,11 @@
 import json
 from . import BaseClient
 
+import os
+
+BILLING_CONSOLE_URL = os.environ.get('BILLING_CONSOLE_URL', 'https://console.aws.amazon.com/billing/')
+BILLING_REGION = os.environ.get('BILLING_REGION', 'eu-central-1')
+
 
 class Client(BaseClient):
     """
@@ -41,7 +46,7 @@ def _xsrf_token(self):
 
     def _get_xsrf_token(self):
         r = self.session()._get(
-            'https://console.aws.amazon.com/billing/home?region=eu-central-1&state=hashArgs%23'
+            BILLING_CONSOLE_URL + 'home?region=' + BILLING_REGION + '&state=hashArgs%23'
         )
 
         if r.status_code != 200:
@@ -51,7 +56,7 @@ def _get_xsrf_token(self):
 
     def _get(self, api):
         r = self.session()._get(
-            "https://console.aws.amazon.com/billing/rest/v1.0/{0}?state=hashArgs%23".
+            BILLING_CONSOLE_URL + "rest/v1.0/{0}?state=hashArgs%23".
             format(api),
             headers={'x-awsbc-xsrf-token': self._xsrf_token()})
 
@@ -63,7 +68,7 @@ def _get(self, api):
     def _put(self, api, data=None):
         if data is None:
             r = self.session()._put(
-                "https://console.aws.amazon.com/billing/rest/v1.0/{0}?state=hashArgs%23".
+                BILLING_CONSOLE_URL + "rest/v1.0/{0}?state=hashArgs%23".
                 format(api),
                 headers={
                     'x-awsbc-xsrf-token': self._xsrf_token(),
@@ -71,7 +76,7 @@ def _put(self, api, data=None):
                 })
         else:
             r = self.session()._put(
-                "https://console.aws.amazon.com/billing/rest/v1.0/{0}?state=hashArgs%23".
+                BILLING_CONSOLE_URL + "rest/v1.0/{0}?state=hashArgs%23".
                 format(api),
                 headers={
                     'x-awsbc-xsrf-token': self._xsrf_token(),
diff --git a/coto/clients/federation.py b/coto/clients/federation.py
index a2a8684..f40f265 100644
--- a/coto/clients/federation.py
+++ b/coto/clients/federation.py
@@ -3,6 +3,11 @@
 import requests
 from . import BaseClient
 
+import os
+
+FEDERATION_SIGNIN_URL = os.environ.get('FEDERATION_SIGNIN_URL', 'https://signin.aws.amazon.com/federation')
+FEDERATION_DESTINATION = os.environ.get('FEDERATION_DESTINATION', 'https://console.aws.amazon.com/')
+
 
 class Client(BaseClient):
     REQUIRES_AUTHENTICATION = False
@@ -87,11 +92,11 @@ def get_signin_url(self, boto3_session):
         Returns:
             bool: Signin succeeded.
         """
-        url = furl('https://signin.aws.amazon.com/federation')
+        url = furl(FEDERATION_SIGNIN_URL)
 
         url.args['Action'] = "login"
         url.args['Issuer'] = None
-        url.args['Destination'] = "https://console.aws.amazon.com/"
+        url.args['Destination'] = FEDERATION_DESTINATION
         url.args['SigninToken'] = self.get_signin_token(boto3_session)
 
         return url.url
@@ -119,7 +124,7 @@ def get_signin_token(self, boto3_session):
         """
         credentials = boto3_session.get_credentials()
 
-        url = "https://signin.aws.amazon.com/federation"
+        url = FEDERATION_SIGNIN_URL
         response = self.session()._get(
             url,
             params={
diff --git a/coto/clients/iam.py b/coto/clients/iam.py
index 1cabb47..c914e9c 100644
--- a/coto/clients/iam.py
+++ b/coto/clients/iam.py
@@ -4,6 +4,9 @@
 import json
 from . import BaseClient
 
+import os
+
+IAM_ENDPOINT_URL = os.environ.get('IAM_ENDPOINT_URL', 'https://console.aws.amazon.com/iam/')
 
 class Client(BaseClient):
     """
@@ -40,7 +43,7 @@ def __init__(self, session):
         self.__xsrf_token = None
 
     def _url(self, api):
-        return "https://console.aws.amazon.com/iam/{0}".format(api)
+        return IAM_ENDPOINT_URL + "{0}".format(api)
 
     def _xsrf_token(self):
         if self.__xsrf_token is None:
@@ -50,12 +53,12 @@ def _xsrf_token(self):
 
     def _get_xsrf_token(self):
         r = self.session()._get(
-            'https://console.aws.amazon.com/iam/home?&state=hashArgs%23')
+            IAM_ENDPOINT_URL + 'home?&state=hashArgs%23')
 
         if r.status_code != 200:
             raise Exception("failed get token")
 
-        r = self.session()._get('https://console.aws.amazon.com/iam/home?')
+        r = self.session()._get(IAM_ENDPOINT_URL + 'home?')
 
         if r.status_code != 200:
             raise Exception("failed get token")
diff --git a/coto/clients/mfa.py b/coto/clients/mfa.py
index 465f0b4..fb231ac 100644
--- a/coto/clients/mfa.py
+++ b/coto/clients/mfa.py
@@ -3,10 +3,14 @@
 import json
 from . import BaseClient
 
+import os
+
+MFA_CONSOLE_URL = os.environ.get('MFA_CONSOLE_URL', 'https://console.aws.amazon.com/console/')
+MFA_SIGNIN_URL = os.environ.get('MFA_SIGNIN_URL', 'https://signin.aws.amazon.com/mfa')
 
 class Client(BaseClient):
     REQUIRES_AUTHENTICATION = False
-    _REDIRECT_URL = "https://console.aws.amazon.com/console/home?state=hashArgs%23&isauthcode=true"
+    _REDIRECT_URL = MFA_CONSOLE_URL + "home?state=hashArgs%23&isauthcode=true"
 
     def __init__(self, session):
         super().__init__(session)
@@ -14,7 +18,7 @@ def __init__(self, session):
 
     def get_mfa_status(self, email):
         r = self.session()._post(
-            "https://signin.aws.amazon.com/mfa",
+            MFA_SIGNIN_URL,
             data={
                 'email': email,
                 '_redirect_url': self._REDIRECT_URL,
diff --git a/coto/clients/resetpassword.py b/coto/clients/resetpassword.py
index cbe85b3..b62d3ac 100644
--- a/coto/clients/resetpassword.py
+++ b/coto/clients/resetpassword.py
@@ -4,10 +4,15 @@
 import json
 from . import BaseClient
 
+import os
+
+RESET_PASSWORD_CONSOLE_URL = os.environ.get('RESET_PASSWORD_CONSOLE_URL', 'https://console.aws.amazon.com/console/')
+RESET_PASSWORD_SIGNIN_URL = os.environ.get('RESET_PASSWORD_SIGNIN_URL', 'https://signin.aws.amazon.com/resetpassword')
+RESET_PASSWORD_AWS_SIGNIN_URL = os.environ.get('RESET_PASSWORD_SIGNIN_URL', 'https://signin.aws.amazon.com/')
 
 class Client(BaseClient):
     REQUIRES_AUTHENTICATION = False
-    _REDIRECT_URL = "https://console.aws.amazon.com/console/home?state=hashArgs%23&isauthcode=true"
+    _REDIRECT_URL = RESET_PASSWORD_CONSOLE_URL + "home?state=hashArgs%23&isauthcode=true"
 
     def __init__(self, session):
         super().__init__(session)
@@ -21,7 +26,7 @@ def _csrf_token(self):
 
     def _get_tokens(self):
         r = self.session()._get(
-            'https://signin.aws.amazon.com/resetpassword'
+            RESET_PASSWORD_SIGNIN_URL
         )
 
         if r.status_code != 200:
@@ -56,7 +61,7 @@ def _action(self, action, data=None, api="signin"):
         data['csrf'] = self._csrf_token()
 
         r = self.session()._post(
-            "https://signin.aws.amazon.com/{0}".format(api),
+            RESET_PASSWORD_AWS_SIGNIN_URL + "{0}".format(api),
             data=data,
         )
 
diff --git a/coto/clients/support.py b/coto/clients/support.py
index 58458e6..a4533b1 100644
--- a/coto/clients/support.py
+++ b/coto/clients/support.py
@@ -4,6 +4,10 @@
 import json
 from . import BaseClient
 
+import os
+
+SUPPORT_URL = os.environ.get('SUPPORT_URL', 'https://console.aws.amazon.com/support/')
+SUPPORT_REGION = os.environ.get('SUPPORT_REGION', 'eu-central-1')
 
 class ReauthException(Exception):
     pass
@@ -30,7 +34,7 @@ def __init__(self, session):
         self.__xsrf_token = None
 
     def _url(self, api):
-        return "https://console.aws.amazon.com/support/plans/service/{0}?state=hashArgs%23".format(api)
+        return SUPPORT_URL + "plans/service/{0}?state=hashArgs%23".format(api)
 
     def _xsrf_token(self):
         if self.__xsrf_token is None:
@@ -40,7 +44,7 @@ def _xsrf_token(self):
 
     def _get_xsrf_token(self):
         r = self.session()._get(
-            'https://console.aws.amazon.com/support/plans/home?region=eu-central-1&state=hashArgs%23'
+            SUPPORT_URL + 'plans/home?region=' + SUPPORT_REGION + '&state=hashArgs%23'
         )
         
         if r.status_code != 200:
diff --git a/setup.py b/setup.py
index 247ef68..4ee6ff6 100644
--- a/setup.py
+++ b/setup.py
@@ -13,7 +13,7 @@
     author = "Sentia MPC B.V.",
     author_email = "info@sentia.com",
     license = "Apache",
-    version = "0.2.4",
+    version = "0.2.5",
     packages = find_packages(),
     install_requires = [
         'requests',