diff --git a/repo.proto b/repo.proto
index bb6ec24..43d3d07 100644
--- a/repo.proto
+++ b/repo.proto
@@ -68,7 +68,7 @@ message Repo {                                                     // `autogenpb
         GitConfig                   gitConfig                = 25; // protobuf of the current .git/config
 }
 
-message Repos {                                                    // `autogenpb:marshal` `autogenpb:sort` `autogenpb:nomutex`
+message Repos {                                                    // `autogenpb:marshal` `autogenpb:sort` `autogenpb:nomutex` `autogenpb:gui`
         string                      uuid                     = 1;  // `autogenpb:uuid:8daaeba1-fb1f-4762-ae6e-95a55d352673`
         string                      version                  = 2;  // `autogenpb:version:v3`
         repeated Repo               repos                    = 3;  // `autogenpb:append`   // generate AppendUnique() function for this