diff --git a/docs/usage.rst b/docs/usage.rst
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -137,6 +137,8 @@ The project-specific buttons are:
 * **Add entity**, which can be used for adding new entities to a project.
 * **Add communication**, which can be used for adding a new communication to the
   project.
+* **Get Iptables**, which can be used for downloading *iptables* rules for all
+  entities in a project.
 
 Each location-specific entity listing includes a *download location iptables*
 link (small book icon), which can be used for downloading the *iptables* rules