diff --git a/README.md b/README.md
index 324fde4..323eab0 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,10 @@ fenix_python_sdk
 #### Instantiating the client
 * Instantiate an API client object in your source code
 
-<code>client = fenixedu.FenixEduClient(config)</code>
+<code>client = fenixedu.FenixEduClient(config, LOCALE)</code>
+
+where LOCALE is an optional argument. LOCALE can be 'pt-PT' or 'en-GB'.
+
 
 ### Authentication
 
diff --git a/fenixedu/__init__.py b/fenixedu/__init__.py
index 62f46b5..49dd073 100644
--- a/fenixedu/__init__.py
+++ b/fenixedu/__init__.py
@@ -15,17 +15,19 @@
 
 class FenixEduClient(object):
 
-	def __init__(self, config):
+	def __init__(self, config, local = None):
 		self.config = config
 		self.api_url = self.config.base_url + self.config.api_endpoint + 'v' + str(self.config.api_version)
 		self.oauth_url = self.config.base_url + endpoints.OAUTH
-
+		self.locale = locale 
+		
 	def _get_api_endpoint_url(self, endpoint, endpoint_params=None):
 		url = self.api_url + '/' + endpoint
 		if endpoint_params:
 			for key, value in endpoint_params.items():
 				url = url.replace(':' + key, str(value), 1)
-
+		if self.locale:
+			url = url + '?lang=' + str(self.locale)
 		return url
 
 	def _get_oauth_endpoint_url(self, endpoint):