1 files changed, 2 insertions, 2 deletions
diff --git a/statemachine.py b/statemachine.py
index b8657fa..57d6af5 100644
--- a/statemachine.py
+++ b/statemachine.py
@@ -89,7 +89,7 @@ class StateMachine:
         """
         retval = []
         for cat in self.up:
-            if dependencies.equiv(cat):
+            if dependencies.superset_of(cat) and val > 0:
                 retval.append(dependents.fill(cat.args))
         return set(retval) | dependents.inverse_set()
 
@@ -99,7 +99,7 @@ class StateMachine:
         """
         retval = []
         for (x, y) in self.deps:
-            if x.equiv(cat):
+            if x.superset_of(cat):
                 un = cat.intersect(x)
                 retval.append((un, y.fill(un.args)))
         return retval