diff --git a/gtk2_ardour/wscript b/gtk2_ardour/wscript
index 1fb2f2a2b2..1951f8d1ec 100644
--- a/gtk2_ardour/wscript
+++ b/gtk2_ardour/wscript
@@ -928,6 +928,11 @@ def build(bld):
     # NATIVE ARDOUR BINDING FILES
     # explicitly state the use of perl here so that it works on windows too
     #
+    #
+    # ***** NOTE: THE CANONICAL LIST OF FILES PROCESSED FOR BINDINGS IS INSIDE ../tools/fmt-bindings
+    #
+    # If you add or delete some ,bindings files, be sure to edit fmt_bindings too, or better yet,
+    # hack fmt-bindings and this wscript file so that the list is defined here and passed in.
     a_rule = 'perl %s/tools/fmt-bindings --platform="%s" --winkey="%s" --accelmap 1 ${SRC[0].abspath()} >${TGT}' % (bld.top_dir, sys.platform, bld.env['WINDOWS_KEY'] )
     for b in [ 'ardour' ] :
         obj = bld(