diff --git a/app/activitypub/util.py b/app/activitypub/util.py
index ce554c1c..735c1199 100644
--- a/app/activitypub/util.py
+++ b/app/activitypub/util.py
@@ -425,6 +425,7 @@ def actor_json_to_model(activity_json, address, server):
                               ap_profile_id=activity_json['id'].lower(),
                               ap_followers_url=activity_json['followers'],
                               ap_inbox_url=activity_json['endpoints']['sharedInbox'],
+                              ap_outbox_url=activity_json['outbox'],
                               ap_moderators_url=mods_url,
                               ap_fetched_at=utcnow(),
                               ap_domain=server,
diff --git a/app/community/util.py b/app/community/util.py
index 353a1260..6a6d54b9 100644
--- a/app/community/util.py
+++ b/app/community/util.py
@@ -91,7 +91,7 @@ def retrieve_mods_and_backfill(community_id: int):
 
         # download 50 old posts
         if community.ap_public_url:
-            outbox_request = get_request(community.ap_public_url + '/outbox', headers={'Accept': 'application/activity+json'})
+            outbox_request = get_request(community.ap_outbox_url, headers={'Accept': 'application/activity+json'})
             if outbox_request.status_code == 200:
                 outbox_data = outbox_request.json()
                 outbox_request.close()
diff --git a/migrations/versions/a937c8721612_community_outbox_url.py b/migrations/versions/a937c8721612_community_outbox_url.py
new file mode 100644
index 00000000..90c986ce
--- /dev/null
+++ b/migrations/versions/a937c8721612_community_outbox_url.py
@@ -0,0 +1,44 @@
+"""community outbox url
+
+Revision ID: a937c8721612
+Revises: 8ca0f0789040
+Create Date: 2024-02-21 08:14:23.088264
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'a937c8721612'
+down_revision = '8ca0f0789040'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('community', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('ap_outbox_url', sa.String(length=255), nullable=True))
+
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('email_unread', sa.Boolean(), nullable=True))
+        batch_op.add_column(sa.Column('email_unread_sent', sa.Boolean(), nullable=True))
+        batch_op.add_column(sa.Column('email_messages', sa.Boolean(), nullable=True))
+        batch_op.add_column(sa.Column('email_messages_sent', sa.Boolean(), nullable=True))
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.drop_column('email_messages_sent')
+        batch_op.drop_column('email_messages')
+        batch_op.drop_column('email_unread_sent')
+        batch_op.drop_column('email_unread')
+
+    with op.batch_alter_table('community', schema=None) as batch_op:
+        batch_op.drop_column('ap_outbox_url')
+
+    # ### end Alembic commands ###