diff --git a/tests/test_issue6611_regeneration_authority.py b/tests/test_issue6611_regeneration_authority.py
index ca1a472f..2a42f6ae 100644
--- a/tests/test_issue6611_regeneration_authority.py
+++ b/tests/test_issue6611_regeneration_authority.py
@@ -890,7 +890,6 @@ def test_in_tail_duplicate_guard_refuses_bounded_and_full_revision_accepted(monk
         regeneration_revision_for,
         regeneration_state,
     )
-    from api.streaming import _session_payload_with_full_messages
 
     # 212 rows (above the 200-row anchor budget); the user row at index 210
     # repeats the visible key of the user row at index 100 — a duplicate that