diff --git a/openreview/venue/group.py b/openreview/venue/group.py
index 537cd167b..62ea53422 100644
--- a/openreview/venue/group.py
+++ b/openreview/venue/group.py
@@ -187,8 +187,7 @@ def create_venue_group(self):
             'desk_rejection_name': { 'value': 'Desk_Rejection'},
             'desk_rejected_submission_reveal_authors': { 'value': self.venue.submission_stage.desk_rejected_submission_reveal_authors },
             'automatic_reviewer_assignment': { 'value': self.venue.automatic_reviewer_assignment },
-            'decision_heading_map': { 'value': self.venue.decision_heading_map },
-            'reviewer_roles': { 'value': self.venue.reviewer_roles }
+            'decision_heading_map': { 'value': self.venue.decision_heading_map }
         }
 
         if self.venue.submission_stage.subject_areas:
diff --git a/openreview/venue/venue.py b/openreview/venue/venue.py
index 76846037a..61967f58e 100644
--- a/openreview/venue/venue.py
+++ b/openreview/venue/venue.py
@@ -1042,13 +1042,9 @@ def mark_as_accepted(venue_group, edge, submission, user_profile, invite_assignm
             if hasattr(venue_group, 'domain') and venue_group.content:
                 
                 print(f'Check active venue {venue_group.id}')
-                invite_assignment_id = venue_group.content.get('reviewers_invite_assignment_id', {}).get('value')
-                invite_assignment_invitations = []
 
-                reviewers_name = venue_group.content.get('reviewers_name', {}).get('value', 'Reviewers')
-
-                for role in venue_group.content.get('reviewer_roles', {}).get('value'):
-                    invite_assignment_invitations.append(invite_assignment_id.replace(reviewers_name, role))
+                edge_invitations = client.get_all_invitations(prefix=venue_id, type='edge')
+                invite_assignment_invitations = [inv.id for inv in edge_invitations if inv.id.endswith('Invite_Assignment')]
 
                 for invite_assignment_invitation_id in invite_assignment_invitations:
                     
diff --git a/setup.py b/setup.py
index a5a0d0d97..62285d758 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 setup(
     name='openreview-py',
 
-    version='1.31.0',
+    version='1.31.1',
 
     description='OpenReview API Python client library',
     url='https://github.com/openreview/openreview-py',