diff --git a/qrenderdoc/Code/Interface/QRDInterface.h b/qrenderdoc/Code/Interface/QRDInterface.h
index 8e0e46361..6f793dbc5 100644
--- a/qrenderdoc/Code/Interface/QRDInterface.h
+++ b/qrenderdoc/Code/Interface/QRDInterface.h
@@ -978,6 +978,7 @@ struct EventBookmark
 
 DECLARE_REFLECTION_STRUCT(EventBookmark);
 
+DOCUMENT("Controlling interface for interop with RGP tool.");
 struct IRGPInterop
 {
   DOCUMENT(R"(Return true if the given :data:`eventId <renderdoc.APIEvent.eventId>` has and