diff --git a/bin/keyboardcomposer b/bin/keyboardcomposer
--- a/bin/keyboardcomposer
+++ b/bin/keyboardcomposer
@@ -212,7 +212,10 @@ class KeyboardComposer(Frame, SubClient)
         col = 0
         last_group = None
         graph = showconfig.getGraph()
-        for sub in self.submasters.get_all_subs():
+        withgroups = sorted((graph.value(sub.uri, L9['group']), sub)
+            for sub in self.submasters.get_all_subs())
+
+        for group, sub in withgroups:
             group = graph.value(sub.uri, L9['group'])
 
             if col == 0 or group != last_group: # make new row
diff --git a/light9/Submaster.py b/light9/Submaster.py
--- a/light9/Submaster.py
+++ b/light9/Submaster.py
@@ -173,7 +173,7 @@ class Submaster:
 
         return xfaded_sub
     def __cmp__(self, other):
-        raise NotImplementedError
+        """Compare by sub repr (name, hopefully)"""
         return cmp(repr(self), repr(other))
     def __hash__(self):
         raise NotImplementedError