diff --git a/README.rst b/README.rst
index 0203e2e..39aa0ea 100644
--- a/README.rst
+++ b/README.rst
@@ -114,6 +114,7 @@ Usage is best shown by an example of Apache configuration: ::
     PythonOption Domain WDOMAIN
     PythonOption PDC 192.1.2.45
     PythonOption BDC 192.1.2.46
+    PythonOption Require valid-user
 
     # Bypass authentication for local clients.
     # Comment these lines if they should authenticate too.
diff --git a/pyntlm.py b/pyntlm.py
index 9d3f219..d080f32 100644
--- a/pyntlm.py
+++ b/pyntlm.py
@@ -276,7 +276,7 @@ def check_authorization(req, username, proxy):
     @return     True if the user is authorized, False otherwise.
     '''
    
-    rules = ''.join(req.requires()).strip()
+    rules = ''.join(req.get_options()['Require'])
     if rules=='valid-user' or cacheGroups.has(rules, username):
         return True
     groups = []