diff --git a/README.rst b/README.rst
index 27e9d66..9b7cc76 100644
--- a/README.rst
+++ b/README.rst
@@ -120,7 +120,7 @@ Example
 
 ::
 
-    svd.recommend(USERID, is_row=False) #cols are users and rows are items, thus we set is_row=False
+    svd.recommend(USERID, only_unknowns=True, is_row=False) #cols are users and rows are items, thus we set is_row=False
 
     # Returns: <ITEMID, Predicted Rating>
     [(2905, 5.2133848204673416), # Shaggy D.A., The