diff --git a/README.md b/README.md
index bf22f51..92125f8 100644
--- a/README.md
+++ b/README.md
@@ -80,6 +80,12 @@ Will generate 3 promo codes for the the App with the Bundle Identifier `com.exam
 
 If you don't pass any paramaters, `codes` will generate a single promo code and print it on the command line.
 
+## Generate URLs
+
+    codes 5 --urls
+
+If specified, includes a full URL for each code that can be used to redeem that code.
+
 ![assets/codes.gif](assets/codes.gif)
 
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