diff --git a/mercurial/context.py b/mercurial/context.py
--- a/mercurial/context.py
+++ b/mercurial/context.py
@@ -517,7 +517,12 @@
     @propertycache
     def _parents(self):
         repo = self._repo
-        p1, p2 = repo.changelog.parentrevs(self._rev)
+        if self._maybe_filtered:
+            cl = repo.changelog
+        else:
+            cl = repo.unfiltered().changelog
+
+        p1, p2 = cl.parentrevs(self._rev)
         if p2 == nullrev:
             return [repo[p1]]
         return [repo[p1], repo[p2]]
diff --git a/tests/test-repo-filters-tiptoe.t b/tests/test-repo-filters-tiptoe.t
--- a/tests/test-repo-filters-tiptoe.t
+++ b/tests/test-repo-filters-tiptoe.t
@@ -60,4 +60,3 @@
 Getting status of null
 
   $ hg status --change null
-  debug.filters: computing revision filter for "visible"