diff --git a/README.rst b/README.rst
index e1088d2..e7fac04 100644
--- a/README.rst
+++ b/README.rst
@@ -17,7 +17,7 @@ Installation
 
 .. code-block:: bash
 
-    pip install woocommerce
+    pip install -U git+https://github.com/<user>/<repo>@tag
 
 Getting started
 ---------------
diff --git a/woocommerce/api.py b/woocommerce/api.py
index 29a2334..f1aeb80 100644
--- a/woocommerce/api.py
+++ b/woocommerce/api.py
@@ -13,7 +13,7 @@
 from time import time
 from urllib.parse import urlencode
 
-from oauth import OAuth
+from .oauth import OAuth
 from requests import session
 from requests.adapters import HTTPAdapter, Retry
 from requests.auth import HTTPBasicAuth