diff --git a/tasks/sync_teams.py b/tasks/sync_teams.py
index 1f0e42016..11c80d80e 100644
--- a/tasks/sync_teams.py
+++ b/tasks/sync_teams.py
@@ -58,6 +58,16 @@ def run_impl(self, db_session, ownerid, *, username=None, **kwargs):
                     ownerid=ownerid,
                 ),
             )
+            for org_ownerid in removed_orgs:
+                org = (
+                    db_session.query(Owner).filter(Owner.ownerid == org_ownerid).first()
+                )
+                if org and ownerid in org.plan_activated_users:
+                    log.info(
+                        "Removing user from org's plan_activated_users",
+                        extra=dict(user_ownerid=ownerid, org_ownerid=org_ownerid),
+                    )
+                    org.plan_activated_users.remove(ownerid)
 
         owner.updatestamp = datetime.now()
         owner.organizations = team_ids
diff --git a/tasks/tests/unit/test_sync_teams_task.py b/tasks/tests/unit/test_sync_teams_task.py
index 8b7056e33..b85455bc8 100644
--- a/tasks/tests/unit/test_sync_teams_task.py
+++ b/tasks/tests/unit/test_sync_teams_task.py
@@ -37,10 +37,13 @@ def test_team_removed(self, mocker, mock_configuration, dbsession, codecov_vcr):
             service="github",
             unencrypted_oauth_token=token,
         )
+        prev_team.plan_activated_users = [user.ownerid]
         dbsession.add(user)
+        dbsession.add(prev_team)
         dbsession.flush()
         SyncTeamsTask().run_impl(dbsession, user.ownerid, using_integration=False)
         assert prev_team.ownerid not in user.organizations
+        assert user.ownerid not in prev_team.plan_activated_users
 
     def test_team_data_updated(
         self, mocker, mock_configuration, dbsession, codecov_vcr