diff --git a/proto/protocol.xml b/proto/protocol.xml
index 561d849..fdbc0df 100644
--- a/proto/protocol.xml
+++ b/proto/protocol.xml
@@ -116,6 +116,10 @@
       id 0 and only exists until the connection has been set up, see the
       ei_connection_setup.connection event.
 
+      The ei_connection_setup version is 1 until and unless a client
+      sends the ei_connection_setup.interface_version request for the
+      "ei_connection_setup" interface.
+
       Once the ei_connection.connection event has been sent the connection setup
       is destroyed by the EIS implementation.
     </description>
@@ -208,8 +212,8 @@
         A client should not issue any requests until processing this version.
 
         Note that the EIS implementation assumes that the supported
-        client version of this interface is 1 unless and until the client
-        announces a higher version of this interface in the
+        client version of the ei_connection_setup interface is 1 unless and
+        until the client announces a higher version of this interface in the
         ei_connection_setup.interface_version request.
 
         This event may be sent by the EIS implementation for any