diff --git a/communications_protocol.asciidoc b/communications_protocol.asciidoc
index edd4a8e..e3fd5a0 100644
--- a/communications_protocol.asciidoc
+++ b/communications_protocol.asciidoc
@@ -20,12 +20,12 @@ A Lightning Message falls into one of the following groups:
 
 [cols="3,3,10",options="header"]
 |=======
-| Group | Type | Description
-| Setup & Control | 0~31 | Messages related to connection setup, control, supported features, and error reporting
-| Channel | 32~127 | Messages related to setup and close channels
-| Commitment | 128~255 | Messages related to updating the current commitment transaction
-| Routing | 256~511 | Messages related to node and channel announcements, or active route explorations
-| Custom | 32768~65535 | Experimental or custom messages
+| Group           | Type        | Description
+| Setup & Control | 0~31        | Messages related to connection setup, control, supported features, and error reporting
+| Channel         | 32~127      | Messages related to setup and close channels
+| Commitment      | 128~255     | Messages related to updating the current commitment transaction
+| Routing         | 256~511     | Messages related to node and channel announcements, or active route explorations
+| Custom          | 32768~65535 | Experimental or custom messages
 |=======
 
 === Opening a Payment channel