diff --git a/tabellio/documents/common.py b/tabellio/documents/common.py
index 111def3..fd6072c 100644
--- a/tabellio/documents/common.py
+++ b/tabellio/documents/common.py
@@ -60,5 +60,5 @@ class BasePublication(object):
                 break
             previous_result = brains
             del topics[random.randint(0, len(topics)-1)]
-        doc_ids = [self.context.id]
+        doc_ids = [self.id]
         return [x for x in r if ((type(x.getId) is str) and x.getId or x.getId()) not in doc_ids]